Esox ES Esophagotomy by thoracic approach esophageal squmous cell carcinoma esophagus - stomach anastomosis Escherichia coli of calf diarrhea Esophageal neoplasms/diagnosis esophageal neoplasms/pathology Esophageal tracheal combined tube esophageal lead electrocardiogram Esophagoscopy for direct dilation esophageal neoplasms/metabolism