Khurayzi, Tawfiq, and Abdullah Alshahrani. “Metastatic Paranasal Sinuses Adenocarcinoma from Breast Carcinoma, a Rare Event: A Case Report”. International Journal of Otorhinolaryngology and Head and Neck Surgery 3, no. 4 (September 22, 2017): 1099–1102. Accessed November 16, 2025. https://www.ijorl.com/index.php/ijorl/article/view/463.