Parajuli, Santosh Sharma, and Jeju Nath Pokharel. “Ultrasound Guided Versus Land Mark Technique for Internal Jugular Central Venous Catheterization in Cardiac Surgical Patients- a Randomized Trial”. Journal of Society of Anesthesiologists of Nepal 3, no. 1 (March 20, 2016): 18–21. Accessed May 5, 2024. https://www.nepjol.info/index.php/JSAN/article/view/14636.