Figure 1From: Charting the progression of disability in parkinson disease: study protocol for a prospective longitudinal cohort study Flow sheet of Study Procedures. Abbreviations: UAB = University of Alabama at Birmingham, MDS-UPDRS = Movement Disorders Society-Unified Parkinson Disease Rating Scale, FOG-Q = Freezing of Gait Questionnaire, PDQ-39 = Parkinson Disease Questionnaire - 39, PASE = Physical Activity Scale for the Elderly.Back to article page