Gaikwad, Smita M., Kanchan R. Rupwate, and Bharati A. Tendolkar. 2017. “A Prospective, Randomized, Double Blind, Placebo Controlled Clinical Trial to Study Efficacy and Safety of Benzydamine 0.15% Gargles in Prevention of Postoperative Sore Throat”. International Journal of Research in Medical Sciences 4 (6):2420-27. https://doi.org/10.18203/2320-6012.ijrms20161825.