Smoking and pregnancy. Results of a prospective study of 6,989 women.
D000022:Abortion, Spontaneous / Q000209:etiology; D000328:Adult; D001724:Birth Weight; D001827:Body Height; D005260:Female; D005313:Fetal Death / Q000209:etiology; D005865:Gestational Age; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007234:Infant, Premature; D011247:Pregnancy; D011248:Pregnancy Complications / Q000209:etiology*; D011446:Prospective Studies; D012907:Smoking / Q000150:complications*; D012923:Social Class