Variable association of fetal fentanyl and substance exposure with congenital anomalies and syndromes in neonates < 34 weeks gestation

Julia Mayne, Women & Infants Hospital of Rhode Island, Providence, RI, United States; Mara G. Coyle, The Warren Alpert Medical School of Brown University, Providence, RI, United States; Betty R. Vohr, Women & Infants Hospital, Alpert Medical School of Brown University, Bristol, RI, United States; Richard Tucker, Women & Infants Hospital of Rhode Island, Providence, RI, United States; Elisabeth McGowan, Women & Infants Hospital of Rhode Island, Providence, RI, United States