title: Is acceptance and commitment therapy superior to established treatment comparisons?
authors.forename: Michael
authors.initials: M
authors.lastname: Levin
authors.forename: Steven C
authors.initials: SC
authors.lastname: Hayes
mesh_terms: D015928:Cognitive Behavioral Therapy; D006801:Humans; D011602:Psychophysiologic Disorders / Q000628:therapy*; D016896:Treatment Outcome