Ali, Liaquat, et al. “COMPARISON OF INTRAVENOUS LIGNOCAINE VS NALBUPHINE IN ATTENUATION OF HEMODYNAMIC RESPONSE TO AWAKE TRACHEAL EXTUBATION IN ENT SURGERIES”. Pakistan Armed Forces Medical Journal, vol. 71, no. Suppl-1, Jan. 2021, pp. S37-41, doi:10.51253/pafmj.v71iSuppl-1.2355.