Pradhan, Bishwas, et al. “Comparison of EuroSCORE II With EuroSCORE in Cardiac Surgical Patients in a Tertiary Level Teaching Hospital in Nepal”. Journal of Institute of Medicine Nepal, vol. 42, no. 2, Aug. 2020, pp. 5-9, https://nepjol.info/index.php/JIOM/article/view/37525.