title: A study of the appearance of early asymptomatic oral squamous cell carcinoma.
mesh_terms: D001706:Biopsy; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis*; D004919:Erythroplasia / Q000209:etiology; D006801:Humans; D007972:Leukoplakia, Oral / Q000175:diagnosis; D009060:Mouth Floor; D009062:Mouth Neoplasms / Q000175:diagnosis*; D010157:Palatal Neoplasms / Q000175:diagnosis; D011446:Prospective Studies; D012189:Retrospective Studies; D014062:Tongue Neoplasms / Q000175:diagnosis