title: Leukoplakia and lichen planus. Report of two cases.
mesh_terms: D000328:Adult; D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007972:Leukoplakia, Oral / Q000175:diagnosis*; D008010:Lichen Planus / Q000175:diagnosis*; D008297:Male; D009059:Mouth Diseases / Q000175:diagnosis*; D009061:Mouth Mucosa / Q000473:pathology; D014062:Tongue Neoplasms / Q000175:diagnosis