title: Sudden unexpected death in infants in the Oxford Record Linkage area: the mother.
mesh_terms: D000022:Abortion, Spontaneous / Q000453:epidemiology; D001789:Blood Group Antigens; D003645:Death, Sudden; D004641:Emigration and Immigration; D004739:England; D005260:Female; D005313:Fetal Death / Q000453:epidemiology; D006801:Humans; D007086:Illegitimacy; D007223:Infant; D008297:Male; D008423:Maternal Age; D010290:Parents; D010298:Parity; D011247:Pregnancy; D012067:Religion; D012737:Sex Factors; D012923:Social Class; D013997:Time Factors
chemical_list: D001789:Blood Group Antigens