Soesanto, A., A. Husink, N. Ariyanti, M. Asmuni, - Oktavia Lilyasari, and A. Hardjosworo. “A Simple Scoring System for Predicting In-Hospital Mortality After Heart Valve Surgery in A Developing Country”. Indonesian Journal of Cardiology, Vol. 42, no. 4, June 2022, pp. 126-3, doi:10.30701/ijc.1174.