Supplementary Material for: Are Conditioned Open Placebos Feasible as an Adjunctive Treatment to Opioids? Results from a Single-Group Dose-Extender Pilot Study with Acute Pain Patients
Objectives: To analyse the impact of placebo effects on outcome in trials of selected minimally invasive procedures and to assess reported adverse events in both trial arms. Design: A systematic revie
Background: Placebo and nocebo effects occur in clinical or laboratory medical contexts after administration of an inert treatment or as part of active treatments and are due to psychobi
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