Use of K-Y Jelly on Throat Packs for Postoperative Sore Throat after Nasal Surgery: A Randomized Controlled Trial oleh Ahmed Mahmoud M.M. Elgarhy, Saeed Mostafa Abdelhameed, Othman Saadeldien Yahia, Wael Mohamed Elmahdy Ibrahim, Tamer Mohamed Ahmed Ewieda, Mahmoud M. Elsayed, Marwa M. Abdel-aziz, Naglaa A. Elshehawy, Hussein Magdy Abdelkader, Mahmoud Hamdy Al Boghdady, Ayman Yehia Abbas