Widaningsih Y, Natsir R, Arif M, et al. Analysis of Serum Creatinine Level and Contrast Volume in Contrast Induced Nephrophaty Incidence after Percutaneus Coronary Intervention. IJSBAR. 2017;32(3):186-193. Accessed September 13, 2025. https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7174