title: Respiratory-muscle involvement in Parkinson's disease.
mesh_terms: D003964:Diaphragm / Q000503:physiopathology*; D006801:Humans; D009132:Muscles / Q000503:physiopathology; D010300:Parkinson Disease / Q000503:physiopathology*; D012119:Respiration; D013909:Thorax / Q000503:physiopathology