title: The proof is in the pudding: a commentary on persons.
authors.affiliation: Medical College of Pennsylvania at EPPI.
authors.forename: J D
authors.initials: JD
authors.lastname: Herbert
authors.forename: K T
authors.initials: KT
authors.lastname: Mueser
mesh_terms: D006801:Humans; D001523:Mental Disorders / Q000628:therapy; D008960:Models, Psychological; D017063:Outcome Assessment, Health Care; D011613:Psychotherapy / Q000145:classification / Q000379:methods*; D012107:Research Design