@article{article28c5fe42,
title   = {Sphenochoanal polyp: diagnosis and treatment},
author = {Lessa, Marcus M. and Pádua, Francini and Wiikmann, Christian and Romano, Farízio and Butugan, Ossamu and Voegels, Richard},
year = {2002},
journal   = {Revista Brasileira de Otorrinolaringologia}
}