title: [Effects of positive and expiratory pressure (PEEP) on postoperative pulmonary circulation and gas exchange difficulties in esophageal neoplasms].
mesh_terms: D004938:Esophageal Neoplasms / Q000601:surgery*; D006801:Humans; D008171:Lung Diseases / Q000628:therapy; D010995:Pleural Diseases / Q000628:therapy; D011175:Positive-Pressure Respiration; D011183:Postoperative Complications / Q000628:therapy*