EMG activity of the orbicularis oculi muscle in normal and in individuals indicated to receive eye prosthesis, before and after its placement - Hallak Regalo, S. C.; Vitti, Mathias; Semprini, Marisa; Oliveira Tosello, D. de; Lopes, Ruberval Armando; Mattos, Maria da Glória Chiarello de; Moroni, P. (Electromyography and Clinical Neurophysiology, 2002)