MFM and Obstetric Research Publications

1. Le Gars M, Kay AW, Bayless NL, Aziz N, Dekker CL, Swan GE, Davis MM, Blish CA. Increased pro-inflammatory responses of monocytes and plasmacytoid dendritic cells to influenza A virus infection during pregnancy. J Infect Dis. 2016 Sep 21. pii: jiw448. [Epub ahead of print]
2. Chang CY, Aziz N, Poongkunran M, Javaid A, Trinh HN, Lau D, Nguyen MH. Serum alanine aminotransferase and hepatitis B DNA flares in pregnant and postpartum women with chronic hepatitis B. Am J Gastroenterol. 2016 Oct;111(10):1410-1415. doi: 10.1038/ajg.2016.296.
3. van Vliet E, Dijkema GH, Schuit E, Heida KY, Roos C, van der Post J, Parry EC, McCowan L, Lyell DJ, El-Sayed YY, Carr DB, Clark AL, Mahdy ZA, Uma M, Sayin NC, Varol GF, Mol BW, Oudijk MA. Nifedipine maintenance tocolysis and perinatal outcome: an individual participant data meta-analysis. BJOG. 2016 Aug 23. doi: 10.1111/1471-0528.14249.
4. Yang J, Baer RJ, Berghella V, Chambers C, Chung P, Coker T, Currier RJ, Druzin ML, Kuppermann M, Muglia LJ, Norton ME, Rand L, Ryckman K, Shaw GM, Stevenson D, Jelliffe-Pawlowski LL. Recurrence of Preterm Birth and Early Term Birth. Obstet Gynecol. 2016 Aug;128(2):364-72.
5. Bateni ZH, Clark SL, Sangi-Haghpeykar H, Aagaard KM, Blumenfeld YJ, Ramin SM, Lee HC, Fox KA, Moaddab A, Shamshirsaz AA, Salmanian B, Hosseinzadeh P, Racusin DA, Erfani H, Espinoza J, Dildy GA, Belfort MA, Shamshirsaz AA. Trends in the delivery route of twin pregnancies in the United States, 2006-2013. Eur J Obstet Gynecol Reprod Biol. 2016 Aug 24;205:120-126.
6. Rouse CE, Eckert LO, Wylie BJ, Lyell DJ, Jeyabalan A, Kochhar S, McElrath TF; Brighton Collaboration Preeclampsia Working Group. Hypertensive disorders of pregnancy: Case definitions & guidelines for data collection, analysis, and presentation of immunization safety data. Vaccine. 2016 Jul 14.
7. Shachar BZ, Mayo JA, Lyell DJ, Baer RJ, Jeliffe-Pawlowski LL, Stevenson DK, Shaw GM.
Interpregnancy interval after live birth or pregnancy termination and estimated risk of preterm birth: a retrospective cohort study. BJOG. 2016 Jul 13. doi: 10.1111/1471-0528.14165.
8. Blumenfeld YJ, Davis AS, Hintz SR, Milan K, Messner AH, Barth RA, Hudgins L, Chueh J, Homeyer M, Bernstein JA, Enns G, Atwal P, Manning M. Prenatally Diagnosed Cases of Binder Phenotype Complicated by Respiratory Distress in the Immediate Postnatal Period. J Ultrasound Med. 2016 Jun;35(6):1353-8.
9. Girsen AI, Mayo JA, Carmichael SL, Phibbs CS, Shachar BZ, Stevenson DK, Lyell DJ, Shaw GM, Gould JB; March of Dimes Prematurity Research Center at Stanford University School of Medicine. Women's prepregnancy underweight as a risk factor for preterm birth: a retrospective study. BJOG. 2016 May 13.
10. Calonico E, Blumenfeld YJ, Hudgins L, Taylor J: Patient preferences for prenatal testing of microdeletion and microduplication syndromes. Prenat Diagn. 2016 Mar;36(3):244-51.
11. Gyamfi-Bannerman C, Thom EA, Blackwell SC, Tita AT, Reddy UM, Saade GR, Rouse DJ, McKenna DS, Clark EA, Thorp JM Jr, Chien EK, Peaceman AM, Gibbs RS, Swamy GK, Norton ME, Casey BM, Caritis SN, Tolosa JE, Sorokin Y, VanDorsten JP, Jain L; NICHD Maternal–Fetal Medicine Units Network. Antenatal Betamethasone for Women at Risk for Late Preterm Delivery. N Engl J Med. 2016 Feb 4.
12. Butwick AJ, Blumenfeld YJ, Brookfield KF, Nelson LM, Weiniger CF. Racial and Ethnic Disparities in Mode of Anesthesia for Cesarean Delivery. Anesth Analg. 2016 Feb;122(2):472-9.
13. Colón I, Berletti M, Garabedian MJ, Wilcox N, Williams K, El-Sayed YY, Chueh J. Randomized, Double-Blinded Trial of Magnesium Sulfate Tocolysis versus Intravenous Normal Saline for Preterm Nonsevere Placental Abruption. Am J Perinatol. 2016 Feb 12.
14. Butwick A, Blumenfeld Y, Brookfield K, Weiniger C. Racial and ethnic disparities in mode of anesthesia for Cesarean delivery. Anesth Analg. 2016 Feb;122(2):472-9.
15. Weiniger CF, Kabiri D, Ginosar Y, Ezra Y, Shachar B, Lyell DJ.Suspected placenta accreta and cesarean hysterectomy: observational cohort utilizing an intraoperative decision strategy. Eur J Obstet Gynecol Reprod Biol. 2016 Jan 8;198:56-61.
16. Brookfield KF, Su F, Elkomy MH, Drover DR, Lyell DJ, Carvalho B.Pharmacokinetics and Placental Transfer of Magnesium Sulfate in Pregnant Women. Am J Obstet Gynecol. 2016 Jan 5.
17. Kramer AW, Lamale-Smith LM, Winn VD. Differential expression of human placental PAPP-A2 over gestation and in preeclampsia. Placenta. 2016 Jan;37:19-25.
18. Osmundson SS, Norton ME, El-Sayed YY, Carter S, Faig JC, Kitzmiller JL. Early Screening and Treatment of Women with Prediabetes: A Randomized Controlled Trial. Am J Perinatol 2016 Jan;33(2):172-9.
19. Baumgartner HK, Trinder KM, Galimanis CE, Post A, Phang T, Ross RG, Winn VD. Characterization of choline transporters in the human placenta over gestation.Placenta. 2015 Dec;36(12):1362-9.
20. Judy AE, Lyell DJ, Druzin ML, Dorigo O. Disseminated Intravascular Coagulation Complicating the Conservative Management of Placenta Percreta. Obstet Gynecol. 2015 Nov;126(5):1016-8.
21. Brookfield KF, O'Malley K, El-Sayed YY, Blumenfeld YJ, Butwick AJ. Does Time of Delivery Influence the Risk of Neonatal Morbidity? Am J Perinatol. 2015 Nov 23.
22. Blumenfeld YJ, Shamshirsaz AA, Belfort MA, Hintz SR, Moaddab A, Ness A, Chueh J, El-Sayed YY, Ruano R. Fetofetal Transfusion Syndrome in Monochorionic-Triamniotic Triplets Treated with Fetoscopic Laser Ablation: Report of Two Cases and A Systematic Review. AJP Rep. 2015 Oct;5(2):e153-60.
23. Osmundson SS, Gould JB, Butwick A, Yeaton-Massey A, El-Sayed YY. Labor outcome at extremely advanced maternal age. Am J Obstet Gynecol. 2015 Oct 7.
24. Girsen AI, Wallenstein MB, Davis AS, Hintz SR, Desai AK, Mansour T, Merritt TA, Druzin ML, Oshiro BT, Blumenfeld YJ. Effect of antepartum meconium staining on perinatal and neonatal outcomes among pregnancies with gastroschisis. J Matern Fetal Neonatal Med 2015 Oct 7:1-5.
25. Carmichael SL, Blumenfeld YJ, Mayo J, Wei E, Gould JB, Stevenson DK, Shaw GM: Prepregnancy Obesity and Risks of Stillbirth. PLoS One. 2015 Oct 14;10(10):e0138549.
26. Kay AW, Bayless NL, Fukuyama J, Aziz N, Dekker CL, Mackey S, Swan GE, Davis MM, Blish CA. Pregnancy does not attenuate the antibody or plasmablast response to inactivated influenza vaccine. J Infect Dis. 2015 Sep 15;212(6):861-70. doi: 10.1093/infdis/jiv138
27. Tan Z, Hu Z, Cai EY, Alev C, Yang T, Li Z, Sung J, El-Sayed YY, Shaw GM, Stevenson DK, Butte AJ, Sheng G, Sylvester KG, Cohen HJ, Ling XB. Serological Targeted Analysis of an ITIH4 Peptide Isoform: A Preterm Birth Biomarker and Its Associated SNP Implications. Am J Perinatol 2015 Sep 7.
28. Moore GS, Allshouse AA, Winn VD, Galan HL, Heyborne KD. Baseline placental growth factor levels for the prediction of benefit from early aspirin prophylaxis for preeclampsia prevention. Pregnancy Hypertens. 2015 Oct;5(4):280-6.
29. Giugliano S, Petroff MG, Warren BD, Jasti S, Linscheid C, Ward A, Kramer A, Dobrinskikh E, Sheiko MA, Gale M Jr, Golden-Mason L, Winn VD, Rosen HR. Hepatitis C Virus Sensing by Human Trophoblasts Induces Innate Immune Responses and Recruitment of Maternal NK Cells: Potential Implications for Limiting Vertical Transmission.J Immunol. 2015 Oct 15;195(8):3737-47.
30. Girsen AI, Do S, Davis AS, Hintz SR, Desai AK, Mansour T, Merritt TA, Oshiro BT, El-Sayed YY, Blumenfeld YJ. Peripartum and neonatal outcomes of small-for-gestational-age infants with gastroschisis. Prenat Diagn 2015 May; 35(5)477-82.
31. Osmundson SS, Norton ME, El-Sayed YY, Carter S, Faig JC, Kitzmiller JL. Early Screening and Treatment of Women with Prediabetes: A Randomized Controlled Trial. Am J Perinatol. 2015 Sep 7.
32. Belfort MA, Saade GR, Thom E, Blackwell SC, Reddy UM, Thorp JM Jr, Tita AT, Miller RS, Peaceman AM, McKenna DS, Chien EK, Rouse DJ, Gibbs RS, El-Sayed YY, Sorokin Y, Caritis SN, VanDorsten JP. A Randomized Trial of Intrapartum Fetal ECG ST-Segment Analysis. N Engl J Med. 2015 Aug 13;373(7):632-41.
33. Gaudillière B, Ganio EA, Tingle M, Lancero HL, Fragiadakis GK, Baca QJ, Aghaeepour N, Wong RJ, Quaintance C, El-Sayed YY, Shaw GM, Lewis DB, Stevenson DK, Nolan GP, Angst MS. Implementing Mass Cytometry at the Bedside to Study the Immunological Basis of Human Diseases: Distinctive Immune Features in Patients with a History of Term or Preterm Birth. Cytometry A. 2015 Sep;87(9):817-29.
34. Jelliffe-Pawlowski LL, Baer RJ, Blumenfeld YJ, Ryckman KK, O'Brodovich HM, Gould JB, Druzin ML, El-Sayed YY, Lyell DJ, Stevenson DK, Shaw GM, Currier RJ. Maternal characteristics and mid-pregnancy serum biomarkers as risk factors for subtypes of preterm birth. BJOG. 2015 Oct;122(11):1484-93.
35. Butwick AJ, El-Sayed YY, Blumenfeld YJ, Osmundson SS, Weiniger CF. Mode of anaesthesia for preterm Caesarean delivery: secondary analysis from the Maternal-Fetal Medicine Units Network Caesarean Registry. Br J Anaesth. 2015 Aug;115(2):267-74.
36. Lyell DJ, Faucett AM, Baer RJ, Blumenfeld YJ, Druzin ML, El-Sayed YY, Shaw GM, Currier RJ, Jelliffe-Pawlowski LL. Maternal serum markers, characteristics and morbidly adherent placenta in women with previa. Accepted for publication, J Perinatol. 2015 Aug;35(8):570-4.
37. Blumenfeld YJ, El-Sayed YY, Lyell DJ, Nelson LM, Butwick AJ. Risk Factors for Prolonged Postpartum Length of Stay Following Cesarean Delivery. Am J Perinatol. 2015 Jul;32(9):825-32.
38. Butwick AJ, Carvalho B, Blumenfeld YJ, El-Sayed YY, Nelson LM, Bateman BT. Second-line uterotonics and the risk of hemorrhage-related morbidity. Am J Obstet Gynecol. 2015 May;212(5):642.e1-7.
39. Mrazek-Pugh B, Blumenfeld YJ, Lee HC, Chueh J. Obstetric ultrasound quality improvement initiative-utilization of a quality assurance process and standardized checklists. Am J Perinatol. 2015 May;32(6):599-604. doi: 10.1055/s-0035-1545667. Epub 2015 Mar 2. PMID: 25730132.
40. Brookfield KF, El-Sayed YY, Chao L, Berger V, Naqvi M, Butwick AJ. Antenatal corticosteroids for preterm premature rupture of membranes: single or repeat course? Am J Perinatol. 2015 May;32(6):537-44.
41. Jelliffe-Pawlowski LL, Baer RJ, Currier RJ, Lyell DJ, Blumenfeld YJ, El-Sayed YY, Shaw GM, Druzin ML. Early-onset severe preeclampsia by first trimester pregnancy-associated plasma protein A and total human chorionic gonadotropin. Am J Perinatol. 2015 Jun;32(7):703-12.
42. Sung JF, Kogut EA, Lee HC, Mannan JL, Navabi K, Taslimi MM, El-Sayed YY. Correlation of continuous glucose monitoring profiles with pregnancy outcomes in nondiabetic women. Am J Perinatol. 2015 Apr;32(5):461-8.
43. Langen ES, Kuperstock JL, Sung JF, Taslimi M, Byrne J, El-Sayed YY. Maternal glucose response to betamethasone administration. Am J Perinatol. 2015 Feb;30(2):143-8.
44. A. Butwick, Y.Blumenfeld, Y.Y. El-Sayed, S.S. Osmundson, C. Weiniger. Mode of anaesthesia for preterm Caesarean delivery: secondary analysis from the Maternal-Fetal Medicine Units Network Caesarean Registry. 2015 Aug;115(2):267-74.
45. Jansen FA, Blumenfeld YJ, Fisher A, Cobben JM, Odibo AO, Borrell A, Haak MC.Array comparative genomic hybridization and fetal congenital heart defects: a systematic review and meta-analysis. Ultrasound Obstet Gynecol. 2015 Jan;45(1):27-35.
46. Butwick AJ, Carvalho B, El-Sayed YY. Risk factors for obstetric morbidity in patients with uterine atony undergoing caesarean delivery. Br J Anaesth. 2014 Oct;113(4):661-8.
47. Blumenfeld YJ, Momirova V, Rouse DJ, Caritis SN, Sciscione A, Peaceman AM, Reddy UM, Varner MW, Malone FD, Iams JD, Mercer BM, Thorp JM Jr, Sorokin Y, Carpenter MW, Lo J2, Ramin SM, Harper M; Eunice Kennedy Shriver National Institute of Child Health and Human Development Maternal-Fetal Medicine Units Network. Accuracy of Sonographic Chorionicity Classification in Twin Gestations, J Ultrasound Med. 2014 Dec;33(12):2187-92.
48. Shaw, G. M., Wise, P. H., Mayo, J., Carmichael, S. L., Ley, C., Lyell, D. J., Shachar, B. Z., Melsop, K., Phibbs, C. S., Stevenson, D. K., Parsonnet, J., Gould, J. B. and March of Dimes Prematurity Research Center at Stanford University School of Medicine (2014), Maternal Prepregnancy Body Mass Index and Risk of Spontaneous Preterm Birth. Paediatric and Perinatal Epidemiology, 28: 302–311.
49. Girsen AI, Osmundson SS, Naqvi M, Garabedian MJ, Lyell DJ. Body mass index and operative times at cesarean delivery. Obstet Gynecol. 2014 Oct;124(4):684-9.
50. Kay AW, Fukuyama J, Aziz N, Dekker CL, Mackey S, Swan GE, Davis MM, Holmes S, Blish CA. Enhanced natural killer-cell and T-cell responses to influenza A virus during pregnancy. Proc Natl Acad Sci U S A. 2014 Oct 7;111(40):14506-11. doi: 10.1073/pnas.1416569111. Epub 2014 Sep 22.
51. Osmundson SS, Lafayette RA, Bowen RA, Roque VC, Garabedian MJ, Aziz N. Maternal Proteinuria in Twin Compared With Singleton Pregnancies. Obstet Gynecol. 2014 Aug;124(2 Pt 1):332-7..
52. K. Brookfield, LT Goodnough, D Lyell, A. Butwick. Perioperative and transfusion outcomes in women undergoing cesarean hysterectomy for abnormal placentation. Transfusion 2014; 54: 1530-1536
53. Butwick A, Hass C, Wong J, Lyell D, El-Sayed Y. Anticoagulant prescribing practices and anesthetic interventions among anticoagulated pregnant patients: a retrospective study. Int J Obstet Anesth. 2014 Mar 28.
54. Koh W, Pan W, Gawad C, Fan HC, Kerchner GA, Wyss-Coray T, Blumenfeld YJ, El-Sayed YY, Quake SR.. Noninvasive in vivo monitoring of tissue-specific global gene expression in humans. Proc Natl Acad Sci U S A. 2014 May 20;111(20):7361-6.
55. Placenta accreta: an increasingly common problem. Yeaton-Massey A, Lyell DJ. Neoreviews. July, 2014
56. Gu W, Koh W, Blumenfeld YJ, El-Sayed YY, Hudgins L, Hintz SR, Quake SR.Noninvasive prenatal diagnosis in a fetus at risk for methylmalonic acidemia. Genet Med. 2014 Jul;16(7):564-7.
57. Lee HC, Blumenfeld YJ.Caesarean delivery for twin gestation at 32-38 weeks does not lead to improved clinical outcomes for neonates or mothers. Evid Based Med. 2014 Jun;19(3):119.
58. Girsen AI, Greenberg MB, El-Sayed YY, Lee H, Carvalho B, Lyell DJ. Magnesium sulfate exposure and neonatal intensive care unit admission at term. J Perinatol. 2014 Oct 16.
59. Jelliffe-Pawlowski LL, Baer RJ, Currier RJ, Lyell DJ, Blumenfeld YJ, El-Sayed YY, Shaw GM, Druzin ML. Early-Onset Severe Preeclampsia by First Trimester Pregnancy-Associated Plasma Protein A and Total Human Chorionic Gonadotropin. Am J Perinatol. 2014 Dec 17
60. Chen S, Chetty S, Lyell DJ, Tierney D. Feasibility of Neonatal Pulse Wave Velocity and Association with Maternal Hemoglobin A1c. Neonatology. 2014 Oct 4;107(1):20-26
61. Blumenfeld YJ, Baer RJ, Druzin ML, El-Sayed YY, Lyell DJ, Faucett AM, Shaw GM, Currier RJ, Jelliffe-Pawlowski LL. Association between maternal characteristics, abnormal serum aneuploidy analytes, and placental abruption. Am J Obstet Gynecol 2014 Mar 14.
62. Chisholm KM, Aziz N, McDowell M, Guo FP, Srinivas N, Benitz WE, Norton ME, Gutierrez K, Folkins AK, Pinsky BA. Evaluation of serial urine viral cultures for the diagnosis of cytomegalovirus infection in neonates and infants. Pediatr Dev Pathol 2014 Mar 11. Epub ahead of print.
63. Yeaton-Massey A, Loring M, Chetty S, Druzin M. Uterine rupture after uterine artery embolization for symptomatic leiomyomas. Obstet Gynecol 2014. Epub ahead of print. Gu W, Koh W, Blumenfeld YJ, El-Sayed YY, Hudgins L, Hintz SR, Quake SR. Noninvasive prenatal
in a fetus at risk for methylmalonic academia. Genet Med 2014. Epub ahead of print.
64. Jelliffe-Pawlowski LL, Ryckman KK, Bedell B, O'Brodovich HM, Gould JB, Lyell DJ, Borowski KS, Shaw GM, Murray JC, Stevenson DK. Combined elevated midpregnancy tumor necrosis factor alpha and hyperlipidemia in pregnancies resulting in early preterm birth. Am J Obstet Gynecol. 2014 May 13.
65. Maxwell BG, El-Sayed YY, Riley ET, Carvalho B. Peripartum outcomes and anaesthetic management of parturients with moderate to complex congenital heart disease or pulmonary hypertension* Anaesthesia. 2013 Jan;68.
66. Langen ES, Chakravarty EF, Liaquat M, El-Sayed YY, Druzin ML.High Rate of Preterm Birth in Pregnancies Complicated by Rheumatoid Arthritis. Am J Perinatol. 2013 Jan 28.
67. Blumenfeld YJ, Ness A, Platt LD. Maternal-fetal medicine fellowship obstetrical ultrasound experience: results from a fellowship survey. Prenat Diagn. 2013 Feb;33(2):158-6.
68. Norton ME, Nakagawa S, Norem C, Gregorich SE, Kuppermann M. Effects of changes in prenatal aneuploidy screening policies in an integrated health care system. Obstet Gynecol. 2013 Feb;121(2 Pt 1):265-71.
69. Yeh J, Aziz N, Chueh J.Nonsurgical management of heterotopic abdominal pregnancy. Obstet Gynecol. 2013 Feb;121(2 Pt 2 Suppl 1):489-95.
70. Brookfield KF, Gonzalez-Quintero VH, Davis JS, Schulman CI. Maternal death in the emergency department from trauma. Arch Gynecol Obstet. 2013 March.
71. Osmundson SS, Wong AE, Gerber SE.Second-trimester placental location and postpartum hemorrhage. J Ultrasound Med. 2013 Apr;32(4):631-6.
72. Aziz N, Sokoloff A, Kornak J, Leva NV, Mendiola ML, Levison J, Feakins C, Shannon M, Cohan D. Time to viral load suppression in antiretroviral-naive and -experienced HIV-infected pregnant women on highly active antiretroviral therapy: implications for pregnant women presenting late in gestation. BJOG. 2013 Nov;120(12):1534-47. doi: 10.1111/1471-0528.12226. Epub 2013 Aug 7.
73. Yeaton-Massey A, Brookfield KF, Aziz N, Mrazek-Pugh B, Chueh J. Maternal bladder cancer diagnosed at routine first-trimester obstetric ultrasound examination. Obstet Gynecol. 2013 Aug;122(2 Pt 2):464-7.
74. Chetty S, Garabedian MJ, Norton ME. Uptake of noninvasive prenatal testing (NIPT) in women following positive aneuploidy screening. Prenat Diagn. 2013 Jun;33(6):542-6. Carvalho B, Tan JM, Macario A, El-Sayed YY, Sultan P.Brief report: a cost analysis of neuraxial anesthesia to facilitate external cephalic version for breech fetal presentation. Anesth Analg. 2013 Jul;117(1):155-9.
75. Ness A, Blumenfeld YJ, Platt LD. Maternal-fetal medicine fellowship 3and 4-dimensional ultrasound experience: room for improvement. J Ultrasound Med. 2013 Jun;32(6):949-53.
76. Folkins AK, Chisholm KM, Guo FP, McDowell M, Aziz N, Pinsky BA. Diagnosis of Congenital CMV Using PCR Performed on Formalin-fixed, Paraffin-embedded Placental Tissue. Am J Surg Pathol. 2013 Jun 20.
77. McNally L, Osmundson S, Barth R, Chueh J. Urachal duct carcinoma complicating pregnancy. Obstet Gynecol 2013; 122 (2 Pt 2): 469-72.
78. Blumenfeld YJ, Davis A, Milan K, Chueh J, Hudgins L, Barth RA, Hintz SR. Conservatively managed fetal goiter: an alternative to in utero therapy. Fetal Diagn Ther 2013.
79. Brookfield KF, Osmundson SS, Chetty S, Chueh J, Blumenfeld YJ, Barth RA, El-Sayed YY. Isolated umbilical vein varix with a poor outcome despite close fetal surveillance. J Ultrasound Med 2013; 32: 1680-2.
80. Osmundson SS, Garabedian MJ, Lyell DJ. Risk factors for classical hysterotomy by gestational age. Obstet Gynecol 2013; 122: 845-50.
81. Faucett AM, Daniels K, Lee HC, El-Sayed YY, Blumenfeld YJ. Oral misoprostol versus vaginal dinoprostone for labor induction in nulliparous women at term. J Perinatol 2013; Epub ahead of print.
82. Liu LY, Yang T, Ji J, Wen Q, Morgan AA, Jin B, Chen G, Lyell DJ, Stevenson DK, Ling XB, Butte AJ. Integrating multiple ‘omics’ analyses identifies serological protein biomarkers for preeclampsia. BMC Med 2013; 11: 236.
83. Lee HC, Blumenfeld YJ. Caesarean delivery for twin gestation at 32-38 weeks does not lead to improved clinical outcomes for neonates or mothers. Evid Based Med 2013. Epub ahead of print.
84. Druzin ML. Hypertension in pregnancy, Report of the American College of Obstetricians and Gynecologists’ Task Force on Hypertension in Pregnancy. Obstet Gynecol 2013; 122: 1122-31.
85. Patel CJ, Yang T, Hu Z, Wen Q, Sung J, El-Sayed YY, Cohen H, Gould J, Stevenson DK Shaw GM, Ling XB, Butte AJ; on behalf of the March of Dimes Prematurity Research Center at Stanford University School of Medicine. Investigation of maternal environmental exposures in association with self-reported preterm birth. Reprod Toxicol 2013; 45C: 1-7 Epub ahead of print.