title: Definition of leukoplakia and related lesions: an aid to studies on oral precancer.
mesh_terms: D002180:Candidiasis, Oral / Q000473:pathology; D002278:Carcinoma in Situ / Q000473:pathology; D003937:Diagnosis, Differential; D004848:Epithelium / Q000033:anatomy & histology; D004919:Erythroplasia / Q000473:pathology; D006801:Humans; D007633:Keratins; D007642:Keratosis / Q000473:pathology; D007967:Leukoedema, Oral / Q000473:pathology; D007972:Leukoplakia, Oral / Q000473:pathology*; D008010:Lichen Planus / Q000473:pathology; D008179:Lupus Erythematosus, Discoid / Q000473:pathology; D008543:Melanins; D009059:Mouth Diseases / Q000473:pathology; D009061:Mouth Mucosa / Q000033:anatomy & histology; D009062:Mouth Neoplasms / Q000473:pathology*; D009506:Nevus / Q000473:pathology; D011230:Precancerous Conditions / Q000473:pathology*; D012306:Risk; D012627:Sebaceous Glands / Q000033:anatomy & histology; D012907:Smoking / Q000150:complications; D013280:Stomatitis / Q000209:etiology / Q000473:pathology
chemical_list: D008543:Melanins; D007633:Keratins