title: FINE-STRUCTURE CHANGES IN ACHALASIA OF THE ESOPHAGUS. I. VAGUS NERVES.
mesh_terms: D004931:Esophageal Achalasia; D004947:Esophagus; D006801:Humans; D010336:Pathology; D014630:Vagus Nerve
keywords: CARDIOSPASM; ESOPHAGUS; PATHOLOGY; VAGUS NERVE