da Silva RH, Paleari AG, de Assis Barros Brito C, da Rocha JF, Massucato EM, Quishida CC. A Clinical Report of an Oral Lichen Planus associated to Epidermoid Carcinoma in Contact with Metallic Restorations. J Contemp Dent Pract 2014; 15 (5):651-653.