Esophageal motility in the elderly.
D000328:Adult; D000368:Aged; D000375:Aging; D003679:Deglutition; D004943:Esophagogastric Junction / Q000502:physiology; D004947:Esophagus / Q000502:physiology*; D005260:Female; D006801:Humans; D008297:Male; D008365:Manometry; D008875:Middle Aged