Penke S.V. Ramarao; T. Ramesh Kumar; D. Venkatesh. A Randomized Double Blind Comparative Study of Intravenous Magnesium Sulphate and Intravenous Lignocaine for Attenuation of Haemodynamic Response to Laryngoscopy and Tracheal Intubation. AAN 2021, 6, 26-33.