N. Naqvi, A. I. Mallhi, A. Asgher, and U. Rafique, “COMPARISON OF THE EFFECT OF INTRA-CUFF KETAMINE VERSUS ALKALINIZED LIDOCAINE FOR PREVENTION OF POST-OPERATIVE SORE THROAT”, PAFMJ, vol. 71, no. 2, pp. 498–502, Apr. 2021.