Azad, A., S. Taher, J. Raihan, M. A. Zahid, and M. I. Alam. “Role of Bolus Dose of Fentanyl (4μgm/Kg) in Attenuating Presser Response of Laryngoscope and Tracheal Intubation”. TAJ: Journal of Teachers Association, vol. 24, no. 2, Nov. 2018, pp. 124-7, doi:10.3329/taj.v24i2.37517.