title: Parkinson's disease and the gut: 'the wheel is come full circle'.
authors.affiliation: University of Tennessee Health Science Center, Memphis, TN, USA.
authors.forename: Ronald F
authors.initials: RF
authors.lastname: Pfeiffer
mesh_terms: D059331:Adrenergic Neurons / Q000473:pathology*; D059290:Dopaminergic Neurons / Q000473:pathology*; D005260:Female; D006801:Humans; D008297:Male; D010300:Parkinson Disease / Q000473:pathology*; D013368:Submucous Plexus / Q000473:pathology*