Saepudin, S., Ball, P., Morrissey, H. and Fauzy, A. 2019. Development of prediction model for identifying heart failure patients with high risk of developing hyponatremia. JKKI : Jurnal Kedokteran dan Kesehatan Indonesia. 10, 2 (Aug. 2019), 121–131. DOI:https://doi.org/10.20885/10.20885/JKKI.Vol10.Iss2.art4.