TY - JOUR KW - Adult KW - buprenorphine KW - Buprenorphine/adverse effects KW - Case-Control Studies KW - Chorionic Villi/pathology KW - Cohort Studies KW - delayed villous maturation KW - Female KW - Humans KW - Methadone KW - Methadone/adverse effects KW - Opiate Substitution Treatment/adverse effects KW - Opioid KW - opioid maintenance therapy KW - Opioid-Related Disorders/drug therapy/epidemiology KW - Pennsylvania/epidemiology KW - placenta KW - Placenta Diseases/pathology KW - Pregnancy KW - Pregnancy Complications/drug therapy/epidemiology KW - Retrospective Studies KW - stillbirth AU - A. E. Serra AU - L. S. Lemon AU - N. B. Mokhtari AU - W. T. Parks AU - J. M. Catov AU - R. Venkataramanan AU - S. N. Caritis A1 - BT - American Journal of Obstetrics and Gynecology C5 - Opioids & Substance Use; Healthcare Disparities CP - 4 CY - United States DO - 10.1016/j.ajog.2016.12.016 IS - 4 JF - American Journal of Obstetrics and Gynecology PB - Elsevier Inc PP - United States PY - 2017 SN - 1097-6868; 0002-9378 SP - 418.e1 EP - 418.e5 EP - T1 - Delayed villous maturation in term placentas exposed to opioid maintenance therapy: a retrospective cohort study T2 - American Journal of Obstetrics and Gynecology TI - Delayed villous maturation in term placentas exposed to opioid maintenance therapy: a retrospective cohort study U1 - Opioids & Substance Use; Healthcare Disparities U2 - 28024988 U3 - 10.1016/j.ajog.2016.12.016 VL - 216 VO - 1097-6868; 0002-9378 Y1 - 2017 ER -