1. Soni S, Krantz DA, Blitz MJ, Vohra N, Rochelson B. Elevated maternal serum-free β-human chorionic gonadotropin (β-hCG) and reduced risk of spontaneous preterm delivery(). J Matern Fetal Neonatal Med. 2018 Apr 12:1-6. doi: 10.1080/14767058.2018.1459554. [Epub ahead of print] PubMed PMID: 296427472.
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  2. Sonek J, Krantz D, Carmichael J, Downing C, Jessup K, Haidar Z, Ho S, Hallahan T, Kliman HJ, McKenna D. First-trimester screening for early and late preeclampsia using maternal characteristics, biomarkers, and estimated placental volume. Am J Obstet Gynecol. 2018 Jan;218(1):126.e1-126.e13. doi:10.1016/j.ajog.2017.10.024. Epub 2017 Oct 31. PubMed PMID: 29097177.
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  3. Soni S, Krantz DA, Greenberg M, Vohra N, Rochelson B. Recurrence of extremeserum analytes in consecutive pregnancies and association with obstetricaloutcomes(). J Matern Fetal Neonatal Med. 2017 Sep 12:1-7. doi:10.1080/14767058.2017.1371695. [Epub ahead of print] PubMed PMID: 28838266.
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  4. Carmichael JB, Liu HP, Janik D, Hallahan TW, Nicolaides KH, Krantz DA.Expanded conventional first trimester screening. Prenat Diagn. 2017Aug;37(8):802-807. doi: 10.1002/pd.5090. Epub 2017 Jul 18. PubMed PMID: 28613385;PubMed Central PMCID: PMC5601195.
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  5. Odibo AO, Krantz DA. Prenatal Screening: The Birth of a New Era. Clin Lab Med.2016 Jun;36(2):xv-xvi. doi: 10.1016/j.cll.2016.01.014. Epub 2016 Feb 5. PubMed PMID: 27235924.
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  6. Krantz DA, Hallahan TW, Carmichael JB. Screening for Open Neural Tube Defects. Clin Lab Med. 2016 Jun;36(2):401-6. doi: 10.1016/j.cll.2016.01.004. Epub 2016 Mar 2. Review. PubMed PMID: 27235920.
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  7. Carmichael J, Krantz D, Liu HP, Janik D, Hallahan T. Incorporation of dried blood alpha fetoprotein into traditional first trimester Down syndrome screening service. Prenat Diagn. 2015 Jul;35(7):703-8. doi: 10.1002/pd.4596. Epub 2015 May 13. PubMed PMID: 25846256; PubMed Central PMCID: PMC4690508.
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  8. Evans MI, Sonek JD, Hallahan TW, Krantz DA. Cell-free fetal DNA screening in the USA: a cost analysis of screening strategies. Ultrasound Obstet Gynecol. 2015 Jan;45(1):74-83. doi: 10.1002/uog.14693. Epub 2014 Dec 9. PubMed PMID: 25315699.
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  9. Krantz DA, Cuckle HS. Extrapolation of maternal weight in sequential aneuploidy screening. Prenat Diagn. 2014 Aug;34(8):753-8. doi: 10.1002/pd.4360. Epub 2014 Apr 30. PubMed PMID: 24648373.
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  10. Krantz DA, Carmichael JB. Impact of blood collection method on first-trimester dried blood free Beta hCG and PAPP-A. Ann Clin Biochem. 2013 Nov;50(6):611-612. doi: 10.1177/0004563213484906. PubMed PMID: 28075140.
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  11. Krantz DA, Carmichael JB. Impact of blood collection method on first-trimester dried blood free Beta hCG and PAPP-A. Ann Clin Biochem. 2013 Nov;50(Pt 6):611-2. doi: 10.1177/0004563213484906. Epub 2013 Aug 6. PubMed PMID: 23921168.
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  12. Evans MI, Krantz DA, Hallahan T, Sherwin J, Britt DW. Quality of nuchal translucency measurements correlates with broader aspects of program rigor and culture of excellence. Fetal Diagn Ther. 2013;33(4):230-4. doi:10.1159/000346418. Epub 2013 Mar 14. PubMed PMID: 23548741.
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  13. Krantz DA, Hallahan TW, He K, Sherwin JE, Evans MI. First-trimester screening in triplets. Am J Obstet Gynecol. 2011 Oct;205(4):364.e1-5. doi:10.1016/j.ajog.2011.06.107. Epub 2011 Aug 27. PubMed PMID: 22083057.
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  14. Evans MI, Krantz DA, Hallahan TW, Sherwin J. Impact of nuchal translucency credentialing by the FMF, the NTQR or both on screening distributions and performance. Ultrasound Obstet Gynecol. 2012 Feb;39(2):181-4. doi:10.1002/uog.9023. Epub 2011 Nov 1. PubMed PMID: 21484907.
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  15. Krantz D, Hallahan T, Ravens R, He K, Cuckle H, Sherwin J, Carmichael J. First trimester Down syndrome screening with dried blood spots using a dual analyte free beta hCG and PAPP-A immunofluorometric assay. Prenat Diagn. 2011 Sep;31(9):869-74. doi: 10.1002/pd.2792. Epub 2011 Jun 21. PubMed PMID: 21692092.
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  16. Evans MI, Krantz DA, Hallahan TW, Sherwin JE. Undermeasurement of nuchal translucencies: implications for screening. Obstet Gynecol. 2010 Oct;116(4):815-8. doi: 10.1097/AOG.0b013e3181f23ae3. PubMed PMID: 20859143.
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  17. Krantz DA, Hallahan TW, Sherwin JE. Screening for open neural tube defects. Clin Lab Med. 2010 Sep;30(3):721-5. doi: 10.1016/j.cll.2010.04.010. Epub 2010 Jun 15. Review. PubMed PMID: 20638584.
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  18. Odibo AO, Krantz DA. Preface: Prenatal screening and diagnosis. Clin Lab Med. 2010 Sep;30(3):xv-xvi. doi: 10.1016/j.cll.2010.04.017. Epub 2010 Jun 8. PubMed PMID: 20638567.
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  19. Cleary-Goldman J, Rebarber A, Krantz D, Hallahan T, Saltzman D. First-trimester screening with nasal bone in twins. Am J Obstet Gynecol. 2008 Sep;199(3):283.e1-3. doi: 10.1016/j.ajog.2008.07.010. PubMed PMID: 18771984.
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  20. Krantz DA, Hallahan TW, Macri VJ, Macri JN. Genetic sonography after first-trimester Down syndrome screening. Ultrasound Obstet Gynecol. 2007 Jun;29(6):666-70. PubMed PMID: 17492748.
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  21. Evans MI, Krantz DA, Hallahan TW, Galen RS. Meta-analysis of first trimester  Down syndrome screening studies: free beta-human chorionic gonadotropin significantly outperforms intact human chorionic gonadotropin in a multimarker protocol. Am J Obstet Gynecol. 2007 Mar;196(3):198-205. PubMed PMID: 17346522.
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  22. Krantz D, Hallahan T, Ishack S, Macri VJ, Macri JN. First-trimester maternal dried blood Down syndrome screening marker levels in early pregnancy loss. Prenat Diagn. 2006 Dec;26(12):1137-41. PubMed PMID: 17009346.
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  23. Rochelson B, Vohra N, Krantz D, Macri VJ. Geometric morphometric analysis of shape outlines of the normal and abnormal fetal skull using three-dimensional sonographic multiplanar display. Ultrasound Obstet Gynecol. 2006 Feb;27(2):167-72. PubMed PMID: 16404711.
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  24. Hallahan TW, Krantz DA, Macri VJ, Shine TJ. First-trimester Down syndrome screening. Clin Chem. 2006 Jan;52(1):160-1; author reply 161. PubMed PMID: 16391341.
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  25. Krantz DA, Hallahan TW, Macri VJ, Macri JN. Maternal weight and ethnic adjustment within a first-trimester Down syndrome and trisomy 18 screening program. Prenat Diagn. 2005 Aug;25(8):635-40. PubMed PMID: 16049986.
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  26. Orlandi F, Rossi C, Orlandi E, Jakil MC, Hallahan TW, Macri VJ, Krantz DA. First-trimester screening for trisomy-21 using a simplified method to assess the  presence or absence of the fetal nasal bone. Am J Obstet Gynecol. 2005 Apr;192(4):1107-11. PubMed PMID: 15846188.
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  27. Krantz D, Goetzl L, Simpson JL, Thom E, Zachary J, Hallahan TW, Silver R, Pergament E, Platt LD, Filkins K, Johnson A, Mahoney M, Hogge WA, Wilson RD, Mohide P, Hershey D, Wapner R; First Trimester Maternal Serum Biochemistry and Fetal Nuchal Translucency Screening (BUN) Study Group. Association of extreme first-trimester free human chorionic gonadotropin-beta, pregnancy-associated plasma protein A, and nuchal translucency with intrauterine growth restriction and other adverse pregnancy outcomes. Am J Obstet Gynecol. 2004 Oct;191(4):1452-8. PubMed PMID: 15507982.
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  28. Hallahan TW, Krantz DA. Appropriate terminology for free beta-hCG. Prenat Diagn. 2004 Sep;24(9):745; author reply 745-6. PubMed PMID: 15386463.
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  29. Krantz DA, Hallahan TW, James Macri V, Macri JN. Statistical flaw in SURUSS model. Prenat Diagn. 2004 Sep;24(9):753-4. PubMed PMID: 15386459.
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  30. Wapner R, Thom E, Simpson JL, Pergament E, Silver R, Filkins K, Platt L, Mahoney M, Johnson A, Hogge WA, Wilson RD, Mohide P, Hershey D, Krantz D, Zachary J, Snijders R, Greene N, Sabbagha R, MacGregor S, Hill L, Gagnon A, Hallahan T, Jackson L; First Trimester Maternal Serum Biochemistry and Fetal Nuchal Translucency Screening (BUN) Study Group. First-trimester screening for trisomies 21 and 18. N Engl J Med. 2003 Oct 9;349(15):1405-13. PubMed PMID: 14534333.
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  31. Arbuzova S, Nikolenko M, Krantz D, Hallahan T, Macri J. Low first-trimester pregnancy-associated plasma protein-A and Cornelia de Lange syndrome. Prenat Diagn. 2003 Oct;23(10):864. PubMed PMID: 14558036.
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  32. Hallahan TW, Krantz DA, Macri JN. Incorporation of inhibin-A in second-trimester screening for Down syndrome. Obstet Gynecol. 2003 Aug;102(2):413; author reply 413-4. PubMed PMID: 12907120.
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  33. Orlandi F, Bilardo CM, Campogrande M, Krantz D, Hallahan T, Rossi C, Viora E. Measurement of nasal bone length at 11-14 weeks of pregnancy and its potential role in Down syndrome risk assessment. Ultrasound Obstet Gynecol. 2003 Jul;22(1):36-9. PubMed PMID: 12858300.
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  34. Cuckle H, Arbuzova S, Spencer K, Crossley J, Barkai G, Krantz D, Muller F, Nikolenko M, Aitken D, Hallahan T, Macri J, Buchanan PD. Frequency and clinical consequences of extremely high maternal serum PAPP-A levels. Prenat Diagn. 2003 May;23(5):385-8. PubMed PMID: 12749035.
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  35. Cusick W, Buchanan P, Hallahan TW, Krantz DA, Larsen JW Jr, Macri JN. Combined first-trimester versus second-trimester serum screening for Down syndrome: a cost analysis. Am J Obstet Gynecol. 2003 Mar;188(3):745-51. PubMed PMID: 12634651.
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  36. Orlandi F, Rossi C, Allegra A, Krantz D, Hallahan T, Orlandi E, Macri J. First trimester screening with free beta-hCG, PAPP-A and nuchal translucency in pregnancies conceived with assisted reproduction. Prenat Diagn. 2002 Aug;22(8):718-21. PubMed PMID: 12210583.
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  37. Macri JN, Orlandi F. First-trimester Down syndrome screening. Am J Obstet Gynecol. 2000 Dec;183(6):1591-2. PubMed PMID: 11120540.
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  38. Hallahan T, Krantz D, Orlandi F, Rossi C, Curcio P, Macri S, Larsen J, Buchanan P, Macri J. First trimester biochemical screening for Down syndrome:free beta hCG versus intact hCG. Prenat Diagn. 2000 Oct;20(10):785-9;discussion 790-1. PubMed PMID: 11038453.
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  39. Krantz DA, Hallahan TW, Orlandi F, Buchanan P, Larsen JW Jr, Macri JN. First-trimester Down syndrome screening using dried blood biochemistry and nuchal translucency. Obstet Gynecol. 2000 Aug;96(2):207-13. PubMed PMID: 10908764.
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  40. Aitken DA, Ireland M, Berry E, Crossley JA, Macri JN, Burn J, Connor JM. Second-trimester pregnancy associated plasma protein-A levels are reduced in Cornelia de Lange syndrome pregnancies. Prenat Diagn. 1999 Aug;19(8):706-10. PubMed PMID: 10451512.
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  41. Hallahan TW, Krantz DA, Tului L, Alberti E, Buchanan PD, Orlandi F, Klein V,  Larsen JW Jr, Macri JN. Comparison of urinary free beta (hCG) and beta-core (hCG) in prenatal screening for chromosomal abnormalities. Prenat Diagn. 1998 Sep;18(9):893-900. PubMed PMID: 9793970
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  42. Morssink LP, Kornman LH, Hallahan TW, Kloosterman MD, Beekhuis JR, de Wolf BT, Mantingh A. Maternal serum levels of free beta-hCG and PAPP-A in the first trimester of pregnancy are not associated with subsequent fetal growth retardation or preterm delivery. Prenat Diagn. 1998 Feb;18(2):147-52. PubMed PMID: 9516016.
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  43. Orlandi F, Damiani G, Hallahan TW, Krantz DA, Macri JN. First-trimester screening for fetal aneuploidy: biochemistry and nuchal translucency. Ultrasound Obstet Gynecol. 1997 Dec;10(6):381-6. PubMed PMID: 9476320.
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  44. Newby D, Aitken DA, Crossley JA, Howatson AG, Macri JN, Connor JM. Biochemical markers of trisomy 21 and the pathophysiology of Down’s syndrome pregnancies. Prenat Diagn. 1997 Oct;17(10):941-51. PubMed PMID: 9358574.
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  45. Berry E, Aitken DA, Crossley JA, Macri JN, Connor JM. Screening for Down’s syndrome: changes in marker levels and detection rates between first and second trimesters. Br J Obstet Gynaecol. 1997 Jul;104(7):811-7. PubMed PMID: 9236646.
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  46. Laundon CH, Spencer K, Macri JN, Anderson RW, Buchanan PD. Free beta hCG screening of hydropic and non-hydropic Turner syndrome pregnancies. Prenat Diagn. 1996 Sep;16(9):853-6. PubMed PMID: 8905900.
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  47. Spencer K, Aitken DA, Macri JN, Buchanan PD. Urine free beta hCG and beta core in pregnancies affected by Down’s syndrome. Prenat Diagn. 1996 Jul;16(7):605-13. PubMed PMID: 8843469.
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  48. Aitken DA, Wallace EM, Crossley JA, Swanston IA, van Pareren Y, van Maarle M, Groome NP, Macri JN, Connor JM. Dimeric inhibin A as a marker for Down’s syndrome in early pregnancy. N Engl J Med. 1996 May 9;334(19):1231-6. PubMed PMID: 8606718.
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  49. Macri JN, Spencer K. Toward the optimal protocol for Down syndrome screening. Am J Obstet Gynecol. 1996 May;174(5):1668-9. PubMed PMID: 9065159.
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  50. Krantz DA, Larsen JW, Buchanan PD, Macri JN. First-trimester Down syndrome screening: free beta-human chorionic gonadotropin and pregnancy-associated plasma protein A. Am J Obstet Gynecol. 1996 Feb;174(2):612-6. PubMed PMID: 8623793.
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  51. Macri JN, Anderson RW, Krantz DA, Larsen JW, Buchanan PD. Prenatal maternal dried blood screening with alpha-fetoprotein and free beta-human chorionic gonadotropin for open neural tube defect and Down syndrome. Am J Obstet Gynecol. 1996 Feb;174(2):566-72. PubMed PMID: 8623786.
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  52. Barnabei VM, Krantz DA, Macri JN, Larsen JW Jr. Enhanced twin pregnancy detection within an open neural tube defect and Down syndrome screening protocol using free-beta hCG and AFP. Prenat Diagn. 1995 Dec;15(12):1131-4. PubMed PMID: 8750293.
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  53. Berry E, Aitken DA, Crossley JA, Macri JN, Connor JM. Analysis of maternal serum alpha-fetoprotein and free beta human chorionic gonadotrophin in the first trimester: implications for Down’s syndrome screening. Prenat Diagn. 1995 Jun;15(6):555-65. PubMed PMID: 7544898.
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  54. Spencer K, Aitken DA, Crossley JA, McCaw G, Berry E, Anderson R, Connor JM, Macri JN. First trimester biochemical screening for trisomy 21: the role of free beta hCG, alpha fetoprotein and pregnancy associated plasma protein A. Ann Clin Biochem. 1994 Sep;31 ( Pt 5):447-54. PubMed PMID: 7530437.
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  55. Macri JN, Spencer K, Garver K, Buchanan PD, Say B, Carpenter NJ, Muller F, Boué A. Maternal serum free beta hCG screening: results of studies including 480 cases of Down syndrome. Prenat Diagn. 1994 Feb;14(2):97-103. PubMed PMID: 7514291.
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  56. Spencer K, Mallard AS, Coombes EJ, Macri JN. Prenatal screening for trisomy 18 with free beta human chorionic gonadotrophin as a marker. BMJ. 1993 Dec 4;307(6917):1455-8. PubMed PMID: 7506599; PubMed Central PMCID: PMC1679522.
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  57. Aitken DA, McCaw G, Crossley JA, Berry E, Connor JM, Spencer K, Macri JN. First-trimester biochemical screening for fetal chromosome abnormalities and neural tube defects. Prenat Diagn. 1993 Aug;13(8):681-9. PubMed PMID: 8284287.
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  58. Macri JN, Spencer K, Aitken D, Garver K, Buchanan PD, Muller F, Boue A. First-trimester free beta (hCG) screening for Down syndrome. Prenat Diagn. 1993 Jul;13(7):557-62. PubMed PMID: 7692430.
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  59. Spencer K, Macri JN, Anderson RW, Aitken DA, Berry E, Crossley JA, Wood PJ, Coombes EJ, Stroud M, Worthington DJ, et al. Dual analyte immunoassay in neural tube defect and Down’s syndrome screening: results of a multicentre clinical trial. Ann Clin Biochem. 1993 Jul;30 ( Pt 4):394-401. PubMed PMID: 7691041.
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  60. Spencer K, Macri JN, Coombes EJ, Ward AM. Antenatal screening for Down’s syndrome. BMJ. 1993 Jun 12;306(6892):1616. Erratum in: BMJ 1993 Jun 19;306(6893):1692. PubMed PMID: 7687179; PubMed Central PMCID: PMC1678001.
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  61. Spencer K, Macri JN, Carpenter P, Anderson R, Krantz DA. Stability of intact  chorionic gonadotropin (hCG) in serum, liquid whole blood, and dried whole-blood filter-paper spots: impact on screening for Down syndrome by measurement of free beta-hCG subunit. Clin Chem. 1993 Jun;39(6):1064-8. PubMed PMID: 7684957.
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  62. Macri JN, Spencer K, Anderson RW, Cook EJ. Free beta-chorionic gonadotropin: a cross-reactivity study of two immunometric assays used in prenatal maternal serum screening for Down’s syndrome. Ann Clin Biochem. 1993 Jan;30 ( Pt 1):94-8. PubMed PMID: 7679563.
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  63. Macri JN, Spencer K, Anderson R. Dual Analyte immunoassay–a new approach to neural tube defect and Down’s syndrome screening. Ann Clin Biochem. 1992 Jul;29 (Pt 4):390-6. PubMed PMID: 1379420.
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  64. Spencer K, Macri JN, Aitken DA, Connor JM. Free beta-hCG as first-trimester marker for fetal trisomy. Lancet. 1992 Jun 13;339(8807):1480. PubMed PMID: 1376387.
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  65. Spencer K, Macri JN. Early detection of Down’s syndrome using free beta human choriogonadotropin. Ann Clin Biochem. 1992 May;29 ( Pt 3):349-50. PubMed PMID: 1376981.
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  66. Macri JN, Kasturi RV, Krantz DA, Cook EJ. Sensitivity and specificity of screening for Down syndrome with alpha-fetoprotein, hCG, unconjugated estriol, and maternal age. Obstet Gynecol. 1991 Jun;77(6):963-5. PubMed PMID: 1709482.
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  67. Macri JN, Kasturi RV, Krantz DA, Cook EJ, Moore ND, Young JA, Romero K, Larsen JW Jr. Maternal serum Down syndrome screening: free beta-protein is a more effective marker than human chorionic gonadotropin. Am J Obstet Gynecol. 1990 Oct;163(4 Pt 1):1248-53. PubMed PMID: 1699417.
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  68. Marci JN, Krantz DA, Kasturi RV, Cook EJ, Larsen JW. Measurement of unconjugated estriol by enzyme-linked immunosorbent assay fails to show an association with Down syndrome. Am J Obstet Gynecol. 1990 Jun;162(6):1634-5.PubMed PMID: 2141758.
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  69. Macri JN, Kasturi RV, Krantz DA, Cook EJ, Sunderji SG, Larsen JW. Maternal serum Down syndrome screening: unconjugated estriol is not useful. Am J Obstet Gynecol. 1990 Mar;162(3):672-3. PubMed PMID: 2138414.
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  70. Macri JN, Kasturi RV, Krantz DA, Cook EJ, Larsen JW. Maternal serum alpha-fetoprotein (MSAFP) patient-specific risk reporting: its use and misuse. Am J Hum Genet. 1990 Mar;46(3):587-90. PubMed PMID: 1689955; PubMed Central PMCID: PMC1683609.
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  71. Macri JN, Krantz DA, Cook EJ, Sorensen K, Kasturi RV. Variability in MSAFP predicted rates of Down syndrome. Am J Hum Genet. 1989 Feb;44(2):296-7. PubMed PMID: 2463757; PubMed Central PMCID: PMC1715400.
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  72. Macri JN, Kasturi RV, Hu MG, Krantz DA, Douros TJ, Sajda P, Cook EJ. Maternal serum alpha-fetoprotein screening. III. Pitfalls in evaluating black gravid women. Am J Obstet Gynecol. 1987 Oct;157(4 Pt 1):820-2. PubMed PMID: 2445205.
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  73. Macri JN, Kasturi RV, Krantz DA, Hu MG. Maternal serum alpha-fetoprotein screening. II. Pitfalls in low-volume decentralized laboratory performance. Am J Obstet Gynecol. 1987 Mar;156(3):533-5. PubMed PMID: 2435156.
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  74. Macri JN, Kasturi RV, Krantz DA, Koch KE. Maternal serum alpha-fetoprotein screening, maternal weight, and detection efficiency. Am J Obstet Gynecol. 1986 Oct;155(4):758-60. PubMed PMID: 2429547.
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  75. Macri JN, Buchanan PD, Gold MP. Low alpha-fetoprotein and trisomy. Lancet. 1986 Aug 16;2(8503):405. PubMed PMID: 2426546.
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  76. Macri JN. Critical issues in prenatal maternal serum alpha-fetoprotein screening for genetic anomalies. Am J Obstet Gynecol. 1986 Aug;155(2):240-6.PubMed PMID: 2426946.
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  77. Macri JN. Results and benefits of a maternal serum alpha-fetoprotein screening program. JAMA. 1985 Apr 26;253(16):2364-6. PubMed PMID: 2580106.
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  78. Merkatz IR, Nitowsky HM, Macri JN, Johnson WE. An association between low maternal serum alpha-fetoprotein and fetal chromosomal abnormalities. Am J Obstet Gynecol. 1984 Apr 1;148(7):886-94. PubMed PMID: 6201071.
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  79. Davenport DM, Macri JN. The clinical significance of low maternal serum alpha-fetoprotein. Am J Obstet Gynecol. 1983 Jul 15;146(6):657-61. PubMed PMID: 6191569.
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  80. Perkes EA, Baim RS, Goodman KJ, Macri JN. Second-trimester placental changes associated with elevated maternal serum alpha-fetoprotein. Am J Obstet Gynecol. 1982 Dec 15;144(8):935-8. PubMed PMID: 6183975.
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  81. Macri JN, Weiss RR. Prenatal serum alpha-fetoprotein screening for neural tube defects. Obstet Gynecol. 1982 May;59(5):633-9. PubMed PMID: 6175932.
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  82. Macri JN, Baker DA, Baim RS. Diagnosis of neural tube defects by evaluation of amniotic fluid. Clin Obstet Gynecol. 1981 Dec;24(4):1089-102. PubMed PMID: 6174259.
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  83. Macri JN. Current status of alpha-fetoprotein testing. Clin Lab Med. 1981 Jun;1(2):181-98. PubMed PMID: 6179687.
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  84. Macri JN, Baker DA. Prenatal diagnosis of neural tube defects. J Perinat Med. 1981;9(4):159-61. PubMed PMID: 6168755.
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  85. Macri JN, Weiss RR. Prenatal detection of neural tube defects. Semin Perinatol. 1980 Jul;4(3):207-12. PubMed PMID: 6158101.
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  86. Macri JN. Current status of alpha-fetoprotein prenatal testing. Prog Clin Biol Res. 1980;44:47-63. Review. PubMed PMID: 6156466.
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  87. Weiss R, Ebert R, Dichter J, Macri JN, McLaughlin SE. Risks of amniocentesis. Lancet. 1979 Sep 15;2(8142):578. PubMed PMID: 89572.
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  88. Haddow JE, Macri JN. Prenatal screening for neural tube defects. JAMA. 1979 Aug 10;242(6):515-6. PubMed PMID: 376891.
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  89. Haddow JE, Macri JN, Munson M. The amnion regulates movement of fetally derived alpha-fetoprotein into maternal blood. J Lab Clin Med. 1979 Aug;94(2):344-7. PubMed PMID: 88493.
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  90. Verma U, Weiss RR, Almonte R, Macri JN, Tejani N, Balsam D, Tuck S. Early prenatal diagnosis of soft-tissue malformations. Obstet Gynecol. 1979 May;53(5):660-3. PubMed PMID: 440682.
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  91. Macri JN, Haddow JE, Weiss RR. Screening for neural tube defects in the United States. A summary of the Scarborough Conference. Am J Obstet Gynecol. 1979 Jan 15;133(2):119-25. PubMed PMID: 84533.
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  92. Weiss RR, Balsam D, Macri JN. Neural tube defects. Obstet Gynecol. 1978 Oct;52(4):510-1. PubMed PMID: 82236.
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  93. Weiss RR, Macri JN, Balsam D. Amniography and the false-positive amniotic-fluid A.F.P. Lancet. 1978 Apr 1;1(8066):717. PubMed PMID: 76254.
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  94. Macri JN, Weiss RR, Libster B, Cagan MA. Maternal serum-alpha-fetoprotein and low birth-weight. Lancet. 1978 Mar 25;1(8065):660. PubMed PMID: 76192.
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  95. Haddow JE, Cowchock FS, Macri JN, Munson M, Baldwin P, Aldrich N. Second trimester amniotic fluid protein values from normal, neural tube defect, and fetal demise pregnancies after exclusion of material blood contaminated by testing for pregnancy-associated macroglobulin. Pediatr Res. 1978 Mar;12(3):243-8. PubMed PMID: 643395.
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  96. Weiss RR, Macri JN, Balsam D. Amniography in the prenatal diagnosis of neural tube defects. Obstet Gynecol. 1978 Mar;51(3):299-305. PubMed PMID: 75528.
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  97. Macri JN, Weiss RR, Schell NB, Abrahams I, Starkovsky NA. Progress in screening for neural tube defects. JAMA. 1977 May 16;237(20):2187. PubMed PMID: 67226.
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  98. Macri JN, Weiss RR. The utilization of alpha-fetoprotein in prenatal diagnosis. Birth Defects Orig Artic Ser. 1977;13(3D):191-9. PubMed PMID: 72571.
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  99. Weiss RR, Macri JN, Robins J, Elligers KW. Maternal serum and amniotic fluid alpha-fetoprotein as a marker of acute fetal distress in a midtrimester abortion model. Obstet Gynecol. 1976 Dec;48(6):718-22. PubMed PMID: 63108.
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  100. Macri JN, Weiss RR, Tillitt R, Balsam D, Elligers KW. Prenatal diagnosis of neural tube defects. JAMA. 1976 Sep 13;236(11):1251-4. PubMed PMID: 60498.
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  101. Weiss RR, Macri JN, Elligers KW. Origin of amniotic fluid alpha-fetoprotein in normal and defective pregnancies. Obstet Gynecol. 1976 Jun;47(6):697-700.PubMed PMID: 59326.
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  102. Weiss RR, Macri JN, Merskey C. Letter: F.D.P. in amniotic fluid as marker for neural-tube defects. Lancet. 1976 Feb 7;1(7954):304. PubMed PMID: 55614.
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  103. Weiss RR, Macri JN, Elligers K, Princler GL, McIntire R, Waldman TA. Amniotic fluid alpha-fetoprotein as a marker in prenatal diagnosis of neural tube defects. Obstet Gynecol. 1976 Feb;47(2):148-51. PubMed PMID: 55990.
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  104. Macri JN, Weiss RR, Elligers KW, Federgreen WR. Letter: Racial differences in maternal serum-alpha-fetoprotein. Lancet. 1976 Jan 24;1(7952):207-8. PubMed PMID: 54733.
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  105. Macri JN, Weiss RR, Starkovsky NA, Elligers KW, Berger DB. Letter: Maternal serum alpha-fetoprotein and prospective screening. Lancet. 1975 Oct 11;2(7937):719-20. PubMed PMID: 52105.
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  106. Milunsky A, Macri JN, Weiss RR, Alpert E, McIsaac DG, Joshi MS. Prenatal detection of neural tube defects. Comparison between alpha-fetoprotein and beta-trace protein assays. Am J Obstet Gynecol. 1975 Jun 1;122(3):313-5. PubMed PMID: 48343.
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  107. Weiss RR, Macri JN, Tejani N, Tillitt R, Mann LI. Antenatal diagnosis and lung maturation in anencephaly. Obstet Gynecol. 1974 Sep;44(3):368-72. PubMed PMID: 4136529.
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  108. Macri JN, Weiss RR, Joshi MS. Letter: Beta-trace protein and neural-tube defects. Lancet. 1974 Jun 1;1(7866):1109-10. PubMed PMID: 4135269.
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  109. Macri JN, Weiss RR, Joshi MS, Evans MI. Antenatal diagnosis of neural-tube defects using cerebrospinal-fluid proteins. Lancet. 1974 Jan 5;1(7845):14-5.PubMed PMID: 4128991.
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  110. Macri JN, Joshi MS, Evans MI. An antenatal diagnosis of spina bifida in the Lewis rat. Nat New Biol. 1973 Nov 21;246(151):89-90. PubMed PMID: 4202482.
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