title: [PREOPERATIVE RADIOTHERAPY IN ESOPHAGEAL NEOPLASMS. I].
mesh_terms: D003036:Cobalt Isotopes; D004938:Esophageal Neoplasms; D006801:Humans; D009369:Neoplasms / Q000532:radiotherapy*; D010336:Pathology; D011300:Preoperative Care; D011867:Radioisotope Teletherapy
chemical_list: D003036:Cobalt Isotopes
keywords: COBALT ISOTOPES; ESOPHAGEAL NEOPLASMS; NEOPLASM RADIOTHERAPY; PATHOLOGY; PREOPERATIVE CARE; RADIOISOTOPE TELETHERAPY