Md Nurullah, .-., M. A. H. Bhuyan, S. A. Islam, and M. S. Alam. “Role of Hypotensive Anaesthesia in Functional Endoscopic Sinus Surgery in Private Practice”. Bangladesh Journal of Otorhinolaryngology, vol. 24, no. 1, Feb. 2020, pp. 8-13, doi:10.3329/bjo.v24i1.45328.