Ranjha, Chaudhry Raheel, et al. “Comparison of Nebulized Ketamine With Nebulized Magnesium Sulfate for the Prevention of Postoperative Sore Throat”. Pakistan Armed Forces Medical Journal, vol. 72, no. 5, Nov. 2022, pp. 1774-78, doi:10.51253/pafmj.v72i5.7411.