A radiological study of some neuromuscular abnormalities of the oesophagus.
D004194:Disease; D004931:Esophageal Achalasia / Q000175:diagnosis*; D004935:Esophageal Diseases; D004947:Esophagus; D006801:Humans; D011871:Radiology
CARDIOSPASM/diagnosis; ESOPHAGUS/diseases