title: Maternal drug exposure and fetal abnormalities. Material and methods.
mesh_terms: D000014:Abnormalities, Drug-Induced; D000367:Age Factors; D005260:Female; D005313:Fetal Death; D006801:Humans; D011055:Poliovirus Vaccine, Oral / Q000009:adverse effects; D011247:Pregnancy; D012959:Socioeconomic Factors; D013223:Statistics as Topic; D013997:Time Factors
chemical_list: D011055:Poliovirus Vaccine, Oral