title: Discussion on aggression: is it a question of a metapsychological concept?
mesh_terms: D000374:Aggression; D002675:Child, Preschool; D003643:Death; D005201:Fantasy; D005260:Female; D006167:Guilt; D006801:Humans; D007323:Instinct; D007989:Libido; D009043:Motor Activity; D009289:Narcissism; D009769:Object Attachment; D010698:Phobic Disorders; D011574:Psychoanalytic Theory; D012448:Sadism; D013475:Superego; D014167:Transference, Psychology