title: Esophageal function in elderly man. A new look at "presbyesophagus".
mesh_terms: D000368:Aged; D000375:Aging; D003679:Deglutition; D004491:Edrophonium / Q000008:administration & dosage; D004935:Esophageal Diseases / Q000503:physiopathology; D004947:Esophagus / Q000187:drug effects / Q000502:physiology* / Q000503:physiopathology; D005769:Gastrointestinal Motility / Q000187:drug effects; D006801:Humans; D008297:Male; D009130:Muscle, Smooth / Q000502:physiology
chemical_list: D004491:Edrophonium