Sex differences in infant care and vulnerability.
D000328:Adult; D000351:Africa, Eastern; D003431:Cross-Cultural Comparison; D003469:Culture; D005260:Female; D006801:Humans; D007223:Infant; D007224:Infant Care; D007231:Infant, Newborn; D008297:Male; D010287:Parent-Child Relations; D012306:Risk; D012737:Sex Factors