title: How not to evaluate whether psychosocial interventions benefit patients.
authors.forename: Steven C
authors.initials: SC
authors.lastname: Palmer
authors.forename: Maya J
authors.initials: MJ
authors.lastname: Schroevers
authors.forename: James C
authors.initials: JC
authors.lastname: Coyne
mesh_terms: D005069:Evaluation Studies as Topic; D006801:Humans; D009369:Neoplasms / Q000523:psychology; D011613:Psychotherapy