Early neoplastic change related to a denture identification mark.
D000368:Aged; D003827:Denture, Complete, Upper / Q000009:adverse effects*; D006801:Humans; D008297:Male; D010157:Palatal Neoplasms / Q000209:etiology* / Q000473:pathology; D011230:Precancerous Conditions / Q000209:etiology* / Q000473:pathology