title: Placebos in clinical trials: unravelling a complex phenomenon.
authors.affiliation: The Ottawa Hospital, Civic Campus, Ottawa, ON, K1Y 4E9, Canada. Electronic address: tmestre@toh.on.ca.
authors.forename: Tiago A
authors.initials: TA
authors.lastname: Mestre
authors.affiliation: The Ottawa Hospital, Civic Campus, Ottawa, ON, K1Y 4E9, Canada.
authors.forename: Anthony E
authors.initials: AE
authors.lastname: Lang
mesh_terms: D064786:Nocebo Effect; D035501:Uncertainty