title: Why patients with Parkinson's disease fall.
mesh_terms: D000978:Antiparkinson Agents / Q000009:adverse effects; D005684:Gait; D006801:Humans; D009068:Movement / Q000187:drug effects; D009069:Movement Disorders / Q000503:physiopathology; D010300:Parkinson Disease / Q000503:physiopathology*; D011187:Posture
chemical_list: D000978:Antiparkinson Agents