title: [Infant research in ego psychology].
authors.forename: M
authors.initials: M
authors.lastname: Naumann-Lenzen
mesh_terms: D004532:Ego; D006801:Humans; D007223:Infant; D010553:Personality Development; D011574:Psychoanalytic Theory; D011575:Psychoanalytic Therapy; D002666:Psychology, Child; D012106:Research