Stamelou, M; Schöpe, J; Wagenpfeil, S; Del Ser, T; Bang, J; Lobach, IY; et al.(2016). Power calculations and placebo effect for future clinical trials in progressive supranuclear palsy. Movement Disorders, 31(5), 742-747. doi: 10.1002/mds.26580. UC San Diego: Retrieved from: http://www.escholarship.org/uc/item/9hh04359