title: Further epidemiologic observations on sudden, unexpected death in infancy in Ontario.
mesh_terms: D000293:Adolescent; D000328:Adult; D001722:Birth Order; D003645:Death, Sudden; D004781:Environmental Exposure; D005260:Female; D006801:Humans; D007223:Infant; D007224:Infant Care; D007226:Infant Mortality; D007231:Infant, Newborn; D008423:Maternal Age; D009864:Ontario; D011247:Pregnancy; D011295:Prenatal Care; D012959:Socioeconomic Factors; D014887:Weather