KC, NB, S Rai, P Chand, A Joshi, and BR Kunwar. 2012. “Combined Spinal Epidural Anesthesia for Total Hip Replacement Surgery in Birendra Army Hospital”. Medical Journal of Shree Birendra Hospital 10 (1):32-36. https://nepjol.info/index.php/MJSBH/article/view/6447.