[How much mother does the child need?].
Schmidt
Martin H
MH
D000339:Affect; D002652:Child Behavior; D002656:Child Day Care Centers; D002668:Child Rearing / Q000523:psychology*; D002675:Child, Preschool; D003071:Cognition; D005260:Female; D005858:Germany; D006801:Humans; D007223:Infant; D008297:Male; D009034:Mother-Child Relations; D012931:Social Environment; D014931:Women, Working / Q000523:psychology*