Sakae Flavio Akira, Araújo Filho Bernardo Cunha, Lessa Marcus, Voegels Richard Lois, Butugan Ossamu
Divisão de Clínica Otorrinolaringológica, Faculdade de Medicina, USP Medical College, and Clinical Hospital of the Sao Paulo University Medical College, Brazil.
Braz J Otorhinolaryngol. 2006 May-Jun;72(3):428. doi: 10.1016/s1808-8694(15)30981-2.