[Functional disorders of the esophagus in the elderly].
Chiba
T
T
D000368:Aged; D004931:Esophageal Achalasia / Q000503:physiopathology; D015154:Esophageal Motility Disorders / Q000209:etiology / Q000503:physiopathology*; D015155:Esophageal Spasm, Diffuse / Q000503:physiopathology; D005764:Gastroesophageal Reflux / Q000503:physiopathology; D006801:Humans