Early changes in epidermoid carcinoma.
D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis* / Q000473:pathology*; D003937:Diagnosis, Differential; D003951:Diagnostic Errors; D006801:Humans; D007971:Leukoplakia / Q000175:diagnosis*; D007972:Leukoplakia, Oral / Q000473:pathology; D008297:Male; D009062:Mouth Neoplasms / Q000473:pathology*