“Secondary Headache As a Presenting Symptom of Sinonasal Undifferentiated Carcinoma Mimicking Paranasal Mucocele: Case Report and Diagnostic Implications”. Headache Medicine 16, no. 2 (May 21, 2025): 123–127. Accessed January 22, 2026. https://headachemedicine.com.br/hm/article/view/1329.