Chowdhury, Forhad, Md Haque, Md Islam, Mani Aich, Khandkar Kawsar, Momtazul Haque, and Mainul Sarkar. “Endonasal Transsphenoidal Approach to Pituitary Surgery: Experience of 55 Cases”. Bangladesh Journal of Otorhinolaryngology 15, no. 2 (1): 45-49. Accessed April 22, 2019. https://www.banglajol.info/index.php/BJO/article/view/5056.