title: Gastrointestinal involvement in Parkinson's disease: the horse or the cart.
authors.affiliation: Department of Neurology, University of Tennessee Health Science Center, Memphis, TN, USA. rpfeiffer@uthsc.edu.
authors.forename: R F
authors.initials: RF
authors.lastname: Pfeiffer
mesh_terms: D000818:Animals; D004298:Dopamine / Q000378:metabolism*; D005753:Gastric Mucosa / Q000378:metabolism*; D018589:Gastroparesis / Q000503:physiopathology*; D008297:Male; D020734:Parkinsonian Disorders / Q000503:physiopathology*; D014630:Vagus Nerve / Q000502:physiology*
chemical_list: D004298:Dopamine