A Comparative Evaluation Of Nebulized Ketamine Versus Nebulized Magnesium Sulfate On The Incidence And Intensity Of Post-Operative Sore Throat In Patients Undergoing Controlled General Anaesthesia - A Prospective Randomised Comparative Double-Blind Study. Journal of Pharmaceutical Negative Results. Published online January 22, 2023:706-711. doi:10.47750/pnr.2023.14.S01.97