title: [ADVANTAGES, DISADVANTAGES AND HAZARDS OF HELLER'S OPERATION IN THE TREATMENT OF CARDIOSPASM].
mesh_terms: D004931:Esophageal Achalasia; D004941:Esophagitis; D004942:Esophagitis, Peptic; D005764:Gastroesophageal Reflux; D006801:Humans; D011183:Postoperative Complications; D011859:Radiography; D013514:Surgical Procedures, Operative
keywords: CARDIOSPASM; ESOPHAGEAL REFLUX; ESOPHAGITIS, PEPTIC; POSTOPERATIVE COMPLICATIONS; RADIOGRAPHY; SURGERY, OPERATIVE
vernacular_title: VORZUEGE, NACHTEILE UND GEFAHREN DER HELLERSCHEN OPERATION IN DER BEHANDLUNG DES KARDIOSPASMUS.