Roentgen studies of esophageal transport in patients with dysphagia due to abnormal motor function.
D003679:Deglutition; D003680:Deglutition Disorders / Q000209:etiology*; D004947:Esophagus / Q000502:physiology*; D006801:Humans; D012106:Research
DEGLUTITION DISORDERS/etiology and pathogenesis; ESOPHAGUS/physiology