title: Pregnancy and smoking.
authors.affiliation: Health Statistics Division, Statistics Canada, Ottawa, Ontario. Wayne.Millar@statcan.ca
authors.forename: Wayne J
authors.initials: WJ
authors.lastname: Millar
authors.forename: Gerry
authors.initials: G
authors.lastname: Hill
mesh_terms: D000293:Adolescent; D000328:Adult; D017677:Age Distribution; D002170:Canada / Q000453:epidemiology; D004641:Emigration and Immigration; D005260:Female; D006306:Health Surveys; D006801:Humans; D018811:Maternal Exposure / Q000009:adverse effects / Q000706:statistics & numerical data; D008875:Middle Aged; D011203:Poverty; D011247:Pregnancy; D037841:Pregnant People / Q000208:ethnology / Q000523:psychology; D012309:Risk-Taking; D012907:Smoking / Q000009:adverse effects / Q000453:epidemiology*; D012923:Social Class