Visiting and caretaking patterns for Kibbutz infants: age and sex trends.
D000367:Age Factors; D000704:Analysis of Variance; D002654:Child Care; D002668:Child Rearing; D003469:Culture; D005006:Ethnicity; D005219:Father-Child Relations; D005260:Female; D006801:Humans; D007223:Infant; D007224:Infant Care; D007227:Infant Nutritional Physiological Phenomena; D007398:Interpersonal Relations; D007557:Israel; D007585:Jews; D008297:Male; D009034:Mother-Child Relations; D011594:Psychometrics; D012737:Sex Factors; D012890:Sleep