Abstract Background A clinical case-control study was conducted to analyze the short-term efficacy of modified gastric tube in surgery for middle (mid)- and lower- thoracic esophageal carcinoma compared with the conventional gastric tube and its effect on postoperative pulmonary function. Methods A total of 70 patients with mid- and lower-thoracic esophageal cancer who underwent esoph... https://megavitamines.shop/product-category/swedish-bitters-tincture/