Comparative effectiveness of paraprofessional and professional helpers.
D000488:Allied Health Personnel; D001521:Behavior Therapy; D003419:Crisis Intervention; D006801:Humans; D008605:Mental Health Services; D011566:Psychiatric Aides; D011568:Psychiatric Nursing; D011570:Psychiatry; D011586:Psychology, Clinical; D011613:Psychotherapy; D011615:Psychotherapy, Group; D011787:Quality of Health Care; D012050:Rehabilitation, Vocational; D012107:Research Design; D012917:Social Adjustment; D012949:Social Work, Psychiatric