[Not Available].
D002657:Child Development; D002665:Child Psychiatry / Q000266:history*; D002675:Child, Preschool; D049673:History, 20th Century; D006801:Humans; D006814:Hungary; D007223:Infant; D007224:Infant Care / Q000266:history; D011574:Psychoanalytic Theory; D012577:Schools, Medical / Q000266:history*
Sauglingsbeobachtung - Sauglingsforschung.