Electromyographic analysis of the upper and lower fascicles of the orbicular oris muscle, in edentulous patients, before and after complete denture implantation - Santos, C. Moreto; Vitti, Mathias; Mattos, Maria da Glória Chiarello de; Semprini, Marisa; Paranhos, Helena de Freitas Oliveira; Regalo, Simone Cecílio Hallak (Electromyography and Clinical Neurophysiology, 2003)