Loh, C.M. and Chuah, C.W. (2021) “Electronic Medical Record System Using Ethereum Blockchain and Role-Based Access Control”, Applied Information Technology And Computer Science, 2(2), pp. 53–72. Available at: https://penerbit.uthm.edu.my/periodicals/index.php/aitcs/article/view/2266 (Accessed: 7 April 2026).