Some features of the distribution of birthweight of human infants.
D000328:Adult; D001724:Birth Weight; D004739:England; D005260:Female; D006801:Humans; D007086:Illegitimacy; D008297:Male; D008423:Maternal Age; D010298:Parity; D012723:Sex; D012923:Social Class; D013223:Statistics as Topic; D014852:Wales