Lichen planus of vocal fold: a case report - Mamede, Rui Celso Martins; Vanderlei, João Paulo de Medeiros; Pereira Filho, Francisco Januário Farias; Cruz, Fernanda Aguiar da; Mello Filho, Francisco Veríssimo; Ricz, Hilton (Congress of the Confederation of European Otorhinolaryngology and Head and Neck Surgery (CEORL-HNS), 2011)