Smoking in pregnancy.
D000033:Abortion, Threatened / Q000453:epidemiology; D000328:Adult; D001315:Australia; D001724:Birth Weight; D001827:Body Height; D005006:Ethnicity; D005191:Family Characteristics; D005260:Female; D005313:Fetal Death; D006266:Health Education; D006801:Humans; D006973:Hypertension / Q000453:epidemiology; D007226:Infant Mortality; D007231:Infant, Newborn; D008393:Marriage; D008423:Maternal Age; D011247:Pregnancy; D011248:Pregnancy Complications / Q000453:epidemiology*; D011249:Pregnancy Complications, Cardiovascular / Q000453:epidemiology; D011295:Prenatal Care; D012907:Smoking / Q000453:epidemiology*; D000074606:Smoking Prevention; D012923:Social Class