title: Are placebo pills presented as experimental treatment a true placebo?
authors.affiliation: Division of Neurology, Department of Medicine, The Ottawa Hospital Research Institute, University of Ottawa Brain and Mind Institute, Ottawa, ON, Canada.
authors.forename: Tiago A
authors.initials: TA
authors.lastname: Mestre
authors.affiliation: Laboratory of Clinical Pharmacology and Therapeutics, Lisbon Medical School, Lisboa, Portugal.
authors.forename: Joaquim J
authors.initials: JJ
authors.lastname: Ferreira