Setiati, Siti, Suksmono Haricahyo, Pudji Rahardjo, Lukman Hakim, Supartondo Supartondo, and Tri B.W. Rahardjo. 2000. “The Effect of Ramadhan Fasting on Kidney Function Among Elderly Patients”. Medical Journal of Indonesia 9 (1), 23-8. https://doi.org/10.13181/mji.v9i1.649.