A. A. N. . Chowdhury, A. K. M. S. . Alam, and G. A. . Chowdhury, “Efficacy of Lignocaine in Three Different Routes In Attenuation of Haemodynamic Response Associated With Endotracheal Intubation : A Comparative Study”, J Chittagong Med Coll Teachers Ass, vol. 30, no. 2, pp. 86–91, Jan. 2020.