Death drive, ambivalence, and narcissism.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000374:Aggression; D000375:Aging; D002648:Child; D002675:Child, Preschool; D003220:Conflict, Psychological; D003643:Death; D003674:Defense Mechanisms; D004328:Drive; D005260:Female; D006128:Growth; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D009289:Narcissism; D011574:Psychoanalytic Theory