Ahmed, Fakruddin, KA Al Mahmud, Md Kamal Uddin, and Maleka Afroz. “Study on Headache in ENT Practice”. Bangladesh Journal of Otorhinolaryngology 23, no. 1 (January 23, 2020): 19–26. Accessed January 2, 2026. https://www.banglajol.info/index.php/BJO/article/view/45107.