Community 1. The latch key kids.
D000293:Adolescent; D000328:Adult; D002648:Child; D002654:Child Care; D002675:Child, Preschool; D002681:China; D003153:Community Health Services / Q000458:organization & administration*; D005260:Female; D006801:Humans; D007223:Infant; D007224:Infant Care; D007231:Infant, Newborn; D008297:Male; D011247:Pregnancy