title: Parkinsonism and cardiac arrhythmias.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000175:diagnosis / Q000209:etiology; D003937:Diagnosis, Differential; D004295:Dihydroxyphenylalanine / Q000009:adverse effects / Q000627:therapeutic use; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008875:Middle Aged; D010300:Parkinson Disease / Q000188:drug therapy / Q000503:physiopathology*
chemical_list: D004295:Dihydroxyphenylalanine