M. MUSHARAF BAIG ,TAHIR HUSSAIN. Recurrent Ethmoidal Polypi: A Prospective Study. Journal of Rawalpindi Medical College, Rawalpindi, Pakistan, v. 12, n. 1, 2008. Disponível em: https://journalrmc.com/index.php/JRMC/article/view/760. Acesso em: 19 jan. 2026.