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Showing articles 0 to 2 of 2 Filter Applied: placebo (Click to remove) Objective Changes in Motor Function During Placebo Treatment in PD Neurol 54:710-714, Goetz,C.G.,et al, 2000 Use of Placebo Surgery in Controlled Trials of a Cellular-Based Therapy for Parkinson's Disease NEJM 341:988-992, Freeman,T.B.,et al, 1999 Showing articles 0 to 2 of 2