Pradhan, Manisha, and Brahma Dev Jha. “A Randomized Comparative Study of Preloading With Ringers Lactate and Intravenous Ephedrine for the Prevention of Hypotension Due to Propofol During Induction of General Anesthesia”. Journal of Society of Anesthesiologists of Nepal 3, no. 1 (March 20, 2016): 22–27. Accessed April 30, 2024. https://www.nepjol.info/index.php/JSAN/article/view/14653.