THE ESOPHAGUS IN THE GERIATRIC PATIENT.
D000368:Aged; D004947:Esophagus; D005767:Gastrointestinal Diseases; D005853:Geriatrics; D006801:Humans; D010827:Physiology; D011859:Radiography
ESOPHAGUS; GASTROINTESTINAL DISEASES; GERIATRICS; PHYSIOLOGY; RADIOGRAPHY