title: Effects of "short-term" versus "long-term" L-Dopa therapy in parkinsonism on critical flicker frequency.
mesh_terms: D000375:Aging; D001143:Arousal / Q000187:drug effects; D001923:Brain Chemistry / Q000187:drug effects; D004295:Dihydroxyphenylalanine / Q000008:administration & dosage / Q000627:therapeutic use*; D004298:Dopamine / Q000378:metabolism; D005425:Flicker Fusion / Q000187:drug effects*; D006801:Humans; D010300:Parkinson Disease / Q000188:drug therapy* / Q000378:metabolism; D009435:Synaptic Transmission / Q000187:drug effects; D013997:Time Factors
chemical_list: D004295:Dihydroxyphenylalanine; D004298:Dopamine