Borgohain, Rupam Two-year, randomized, controlled study of safinamide as add-on to levodopa in mid to late Parkinson's disease. [electronic resource] - Movement disorders : official journal of the Movement Disorder Society Sep 2014 - 1273-80 p. digital Publication Type: Journal Article; Multicenter Study; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1531-8257 Standard No.: 10.1002/mds.25961 doi Subjects--Topical Terms: AgedAlanine--analogs & derivativesAntiparkinson Agents--therapeutic useBenzylamines--therapeutic useDose-Response Relationship, DrugDouble-Blind MethodDyskinesia, Drug-InducedFemaleHumansInternational CooperationLevodopa--therapeutic useLongitudinal StudiesMaleMiddle AgedParkinson Disease--drug therapyTreatment Outcome