title: To the problem of the lip cancer metastases.
mesh_terms: D003037:Cobalt Radioisotopes / Q000627:therapeutic use; D006801:Humans; D008048:Lip Neoplasms / Q000532:radiotherapy / Q000601:surgery / Q000628:therapy*; D008197:Lymph Node Excision; D008207:Lymphatic Metastasis / Q000628:therapy*; D011867:Radioisotope Teletherapy; D011879:Radiotherapy Dosage; D013997:Time Factors
chemical_list: D003037:Cobalt Radioisotopes