title: [Telecobaltotherapy of esophageal cancer].
mesh_terms: D003035:Cobalt; D003037:Cobalt Radioisotopes; D004938:Esophageal Neoplasms; D006801:Humans
chemical_list: D003037:Cobalt Radioisotopes; D003035:Cobalt
keywords: COBALT/radioactive; ESOPHAGUS/neoplasms