title: Maternal treatment with opioid analgesics and risk for birth defects.
authors: Geert W
authors: GW
authors: 't Jong
authors: Gideon
authors: G
authors: Koren
mesh_terms: D000014:Abnormalities, Drug-Induced; D000701:Analgesics, Opioid / Q000009:adverse effects*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011297:Prenatal Exposure Delayed Effects
chemical_list: D000701:Analgesics, Opioid