title: [Is aggression a metapsychological concept?].
mesh_terms: D000374:Aggression; D004532:Ego; D005201:Fantasy; D006801:Humans; D007989:Libido; D009289:Narcissism; D011574:Psychoanalytic Theory; D012448:Sadism
vernacular_title: L'agression est-elle un concept métapsychologique.