title: Parkinson's disease. A genetic study.
mesh_terms: D000367:Age Factors; D000368:Aged; D000592:Amino Acid Metabolism, Inborn Errors; D001921:Brain / Q000201:enzymology; D004812:Epidemiologic Methods; D005260:Female; D005799:Genes, Dominant; D005808:Genes, Recessive; D006801:Humans; D008297:Male; D008875:Middle Aged; D010300:Parkinson Disease / Q000201:enzymology / Q000453:epidemiology / Q000235:genetics*; D011379:Prognosis; D012737:Sex Factors; D014446:Tyrosine 3-Monooxygenase / Q000378:metabolism*
chemical_list: D014446:Tyrosine 3-Monooxygenase