title: When are medication side effects due to the nocebo phenomenon?
authors.forename: Robert
authors.initials: R
authors.lastname: Keeley
mesh_terms: D001294:Attitude to Health; D004358:Drug Therapy / Q000523:psychology; D064420:Drug-Related Side Effects and Adverse Reactions; D015987:Effect Modifier, Epidemiologic; D006801:Humans; D009341:Negativism; D015990:Placebo Effect; D010919:Placebos / Q000009:adverse effects*
chemical_list: D010919:Placebos