title: Heart trouble comes early in Parkinson's disease before blood pressure falls.
authors.affiliation: Department of Neurology, HELIOS-Klinikum Wuppertal and University of Witten/Herdecke, Wuppertal, Germany (e-mail: carl-albrecht.haensch@helios-kliniken.de).
authors.forename: C-A
authors.initials: CA
authors.lastname: Haensch
mesh_terms: D001342:Autonomic Nervous System Diseases / Q000209:etiology / Q000503:physiopathology; D006321:Heart / Q000294:innervation* / Q000503:physiopathology*; D006801:Humans; D007024:Hypotension, Orthostatic / Q000209:etiology* / Q000503:physiopathology; D010300:Parkinson Disease / Q000150:complications* / Q000503:physiopathology*