LOH, Chee Ming; CHUAH, Chai Wen. Electronic Medical Record System Using Ethereum Blockchain and Role-Based Access Control. Applied Information Technology And Computer Science, [S. l.], v. 2, n. 2, p. 53–72, 2021. Disponível em: https://periodical.uthm.edu.my/index.php/aitcs/article/view/2266. Acesso em: 14 aug. 2026.