title: Serum norepinephrine response to standing in patients with Parkinson's disease.
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001794:Blood Pressure; D005260:Female; D006801:Humans; D007024:Hypotension, Orthostatic / Q000097:blood; D008297:Male; D008875:Middle Aged; D009638:Norepinephrine / Q000097:blood*; D010300:Parkinson Disease / Q000097:blood*; D011187:Posture; D013564:Sympathetic Nervous System / Q000503:physiopathology
chemical_list: D009638:Norepinephrine