Identification of the external branch of the superior laryngeal nerve during thyroidectomy - Cernea, C. R.; Ferraz, Alberto Rossetti; Furlani, José; Monteiro, S.; Nishio, S.; Hojaij, F. C.; Dutra Júnior, A.; Marques, L. A.; Pontes, P. A. L.; Bevilacqua, Ruy Geraldo (American Journal of Surgery, 1992)