Laxamana JQ, Gutierrez RLC, Claridad RC. Giant Ossifying Fibroma of the Frontoethmoid Sinus: A Silent Peril. Philipp J Otolaryngol Head Neck Surg [Internet]. 2013 Dec. 1 [cited 2024 Nov. 25];28(2):22-5. Available from: https://pjohns.pso-hns.org/index.php/pjohns/article/view/479