Chotijah U, Rosyid H, Sutaji D, Guswanrinandi DH, Nabil MRZ, Akbar MAM. Design and Implementation of Blockchain in a Website-Based Electronic Medical Record System Using the Prototype Model. Indonesian J. of Inf. Syst. [Internet]. 2026 Feb. 28 [cited 2026 Mar. 10];8(2):117-29. Available from: https://ojs.uajy.ac.id/index.php/IJIS/article/view/13498