title: Is levodopa toxic to human substantia nigra?
authors.forename: D
authors.initials: D
authors.lastname: Riley
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D000978:Antiparkinson Agents / Q000008:administration & dosage / Q000009:adverse effects*; D004305:Dose-Response Relationship, Drug; D004334:Drug Administration Schedule; D005260:Female; D006801:Humans; D007980:Levodopa / Q000008:administration & dosage / Q000009:adverse effects*; D008297:Male; D013378:Substantia Nigra / Q000187:drug effects*
chemical_list: D000978:Antiparkinson Agents; D007980:Levodopa