Pyakurel, Kumud, Lalit Kumar Rajbanshi, Ramesh Bhattarai, and Sonia Dahal. “Prediction of Post Spinal Anesthesia Hypotension in Patients Undergoing Cesarean Section Using Perfusion Index”. Birat Journal of Health Sciences 5, no. 3 (December 30, 2020): 1241–1245. Accessed May 3, 2024. https://nepjol.info/index.php/bjhs/article/view/33708.