title: Combined preoperative treatment with cobalt and bleomycin in patients with head and neck carcinoma--a controlled clinical study.
mesh_terms: D001761:Bleomycin / Q000627:therapeutic use*; D002294:Carcinoma, Squamous Cell / Q000188:drug therapy / Q000532:radiotherapy*; D002986:Clinical Trials as Topic; D003037:Cobalt Radioisotopes; D005260:Female; D006258:Head and Neck Neoplasms / Q000188:drug therapy / Q000532:radiotherapy*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010919:Placebos; D011867:Radioisotope Teletherapy
chemical_list: D003037:Cobalt Radioisotopes; D010919:Placebos; D001761:Bleomycin