"Vigorous" achalasia. Its clinical interpretation and significance.
D000328:Adult; D000368:Aged; D003680:Deglutition Disorders / Q000209:etiology; D004931:Esophageal Achalasia / Q000150:complications / Q000000981:diagnostic imaging / Q000503:physiopathology / Q000601:surgery; D004943:Esophagogastric Junction / Q000503:physiopathology; D004947:Esophagus / Q000503:physiopathology / Q000601:surgery; D005764:Gastroesophageal Reflux / Q000209:etiology; D006801:Humans; D008297:Male; D008365:Manometry; D008875:Middle Aged; D011859:Radiography