title: Smoking habits, nicotine use, and congenital malformations.
authors.forename: Delia A
authors.initials: DA
authors.lastname: Dempsey
authors.forename: Susan L
authors.initials: SL
authors.lastname: Stewart
mesh_terms: D000013:Congenital Abnormalities / Q000453:epidemiology*; D005260:Female; D006801:Humans; D009538:Nicotine / Q000627:therapeutic use*; D018722:Nicotinic Agonists / Q000627:therapeutic use*; D011247:Pregnancy; D015203:Reproducibility of Results; D018570:Risk Assessment; D012307:Risk Factors; D016540:Smoking Cessation
chemical_list: D018722:Nicotinic Agonists; D009538:Nicotine