title: Defining a field: art therapy.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001155:Art Therapy / Q000193:education; D002648:Child; D003405:Creativity; D006801:Humans; D001523:Mental Disorders / Q000175:diagnosis; D008875:Middle Aged; D011369:Professional-Patient Relations; D011582:Psychological Theory; D011615:Psychotherapy, Group; D013561:Symbolism; D014705:Verbal Behavior