Studies in oral leukoplakia: a preliminary report on the period pervalence of malignant transformation in leukoplakia based on a follow-up study of 248 patients.
D003718:Denmark; D005260:Female; D006801:Humans; D007971:Leukoplakia / Q000473:pathology*; D008297:Male; D009059:Mouth Diseases / Q000473:pathology*; D011230:Precancerous Conditions / Q000473:pathology*