title: The group psychotherapy literature: 1980.
mesh_terms: D003376:Counseling / Q000639:trends; D005196:Family Therapy / Q000379:methods / Q000639:trends; D006801:Humans; D011575:Psychoanalytic Therapy / Q000639:trends; D011577:Psychodrama / Q000639:trends; D011582:Psychological Theory; D011615:Psychotherapy, Group / Q000193:education / Q000379:methods / Q000639:trends*; D012106:Research; D012657:Self-Help Groups