title: BOUGIENAGE, FORCEFUL DILATATION, AND SURGERY IN THE TREATMENT OF ACHALASIA.
mesh_terms: D003033:Coal Tar; D004106:Dilatation; D004931:Esophageal Achalasia; D006801:Humans; D055595:Mechanical Phenomena; D013514:Surgical Procedures, Operative; D013812:Therapeutics
chemical_list: D003033:Coal Tar
keywords: CARDIOSPASM; REVIEW; SURGERY, OPERATIVE; THERAPEUTICS