L-dopa and cerebrospinal fluid homovanillic acid in Parkinsonism.
D004295:Dihydroxyphenylalanine / Q000378:metabolism / Q000627:therapeutic use*; D006801:Humans; D010300:Parkinson Disease / Q000188:drug therapy*; D010648:Phenylacetates / Q000134:cerebrospinal fluid*; D013129:Spinal Puncture
D010648:Phenylacetates; D004295:Dihydroxyphenylalanine