Rifah Zia, Shahid Iqbal, Mohammad Baqir Ali Khan, Muhammad Muazzam Butt, Tahir Nazeer, Muhammad Zahid Hanif 2022. Post Oeprative Sore Throat (POST), Comparison Between Nebulization with Ketamine and Placebo. Pakistan Journal of Medical & Health Sciences. 16, 05 (Jul. 2022), 1036. DOI:https://doi.org/10.53350/pjmhs221651036.