title: [Smoking and pregnancy. I. Prevalence of the smoking habit among pregnant women].
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D049590:Postpartum Period; D011247:Pregnancy; D012907:Smoking
vernacular_title: Tabagismo e gravidez. I. Prevalência do hábito de fumar entre gestantes.