J. I. Zebua, A. N. Nasution, A. P. Ketaren, H. Hasan, and N. Z. Akbar, “PEACH Score Validation as a Predictor of Postoperative In-hospital Mortality in Adult Congenital Heart Disease Patients at Haji Adam Malik General Hospital Medan”, ijc, vol. 44, no. 2, pp. 61–7, Mar. 2024.