title: Head and neck cancer. Oral cavity: primary lesion.
mesh_terms: D002285:Carcinoma, Intraductal, Noninfiltrating / Q000145:classification; D006258:Head and Neck Neoplasms / Q000145:classification*; D006801:Humans; D007391:International Cooperation; D008048:Lip Neoplasms; D008207:Lymphatic Metastasis / Q000145:classification; D009062:Mouth Neoplasms; D009362:Neoplasm Metastasis / Q000145:classification; D010157:Palatal Neoplasms; D009626:Terminology as Topic; D014062:Tongue Neoplasms