Adhikari, K., K. Devkota, and B. D. Sharma. “Hemodynamic Responses Between I-Gel and Endotracheal Tube in Patients Undergoing Laparoscopic Surgeries”. Journal of Chitwan Medical College, vol. 12, no. 1, Mar. 2022, pp. 29-33, https://nepjol.info/index.php/JCMC/article/view/43834.