Study of a brazilian family presenting non-syndromic hearing loss with mitochondrial inheritance - Pupo, Altair Cadrobbi; Pirana, Sulene; Spinelli, Mauro; Lezirovitz, Karina; Mingroni Netto, Regina Celia; Macedo, Lisandra S. (Revista Brasileira de Otorrinolaringologia = Brazilian Journal of Otorrinolaryngology, 2008)