Postneonatal mortality among illegitimate children registered by one or both parents.
Gordon
R R
RR
D000328:Adult; D005260:Female; D006801:Humans; D007086:Illegitimacy; D007226:Infant Mortality; D007231:Infant, Newborn; D008423:Maternal Age; D012923:Social Class; D006113:United Kingdom / Q000453:epidemiology