title: The nonprofessional as a psychotherapeutic agent. A review of the empirical evidence pertaining to his effectiveness.
mesh_terms: D000223:Adaptation, Psychological; D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000488:Allied Health Personnel / Q000706:statistics & numerical data*; D002648:Child; D002653:Child Behavior Disorders / Q000628:therapy; D005260:Female; D006281:Health Occupations / Q000193:education; D006280:Health Workforce; D006760:Hospitalization; D006801:Humans; D007398:Interpersonal Relations; D008297:Male; D009043:Motor Activity; D010044:Outpatient Clinics, Hospital; D010379:Peer Group; D010465:Perception; D010551:Personality; D011613:Psychotherapy; D011615:Psychotherapy, Group; D013997:Time Factors