title: [Radiotherapy, bleomycin and immunotherapy (PSK, BCG-CWS) in esophageal neoplasms].
mesh_terms: D001500:BCG Vaccine / Q000627:therapeutic use; D001761:Bleomycin / Q000627:therapeutic use; D004938:Esophageal Neoplasms / Q000532:radiotherapy / Q000628:therapy*; D006801:Humans
chemical_list: D001500:BCG Vaccine; D001761:Bleomycin