title: Low-dose dexamethasone suppression test in Japanese patients with Parkinson's disease.
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D003907:Dexamethasone / Q000008:administration & dosage; D004305:Dose-Response Relationship, Drug; D006801:Humans; D006854:Hydrocortisone / Q000097:blood*; D008875:Middle Aged; D010300:Parkinson Disease / Q000097:blood*
chemical_list: D003907:Dexamethasone; D006854:Hydrocortisone