Maternal care and infant behavior in Japan and America.
D001942:Breast Feeding; D002652:Child Behavior; D002657:Child Development; D003469:Culture; D005260:Female; D006801:Humans; D007223:Infant; D007224:Infant Care; D007564:Japan; D008297:Male; D008425:Maternal Behavior; D009790:Occupations; D012737:Sex Factors; D014110:Touch; D014481:United States; D014705:Verbal Behavior