title: [Clinical and biochemical aspects of early-onset Parkinson's disease].
mesh_terms: D000328:Adult; D002648:Child; D005260:Female; D006719:Homovanillic Acid / Q000378:metabolism; D006801:Humans; D008297:Male; D010300:Parkinson Disease / Q000175:diagnosis* / Q000378:metabolism; D012189:Retrospective Studies
chemical_list: D006719:Homovanillic Acid
vernacular_title: Aspectos clínicos y bioquímicos del Parkinson de comienzo precoz.