title: Laterality and neurochemical findings in Parkinson's disease.
mesh_terms: D001923:Brain Chemistry; D007839:Functional Laterality; D006719:Homovanillic Acid / Q000134:cerebrospinal fluid*; D006801:Humans; D010300:Parkinson Disease / Q000134:cerebrospinal fluid*
chemical_list: D006719:Homovanillic Acid