title: Symbiosis anxiety and the development of masculinity.
mesh_terms: D000293:Adolescent; D000328:Adult; D001007:Anxiety; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007062:Identification, Psychological; D008297:Male; D009034:Mother-Child Relations; D010262:Paraphilic Disorders / Q000209:etiology; D011574:Psychoanalytic Theory; D011606:Psychosexual Development; D012649:Self Concept; D012737:Sex Factors