A SECURE PERSONAL HEALTH RECORD MANAGEMENT SYSTEM USING BLOCKCHAIN AND MACHINE LEARNING. International Journal of Engineering Research and Science & Technology, [S. l.], v. 22, n. 2(2), p. 1281–1296, 2026. DOI: 10.62643/. Disponível em: https://ijerst.org/index.php/ijerst/article/view/3566. Acesso em: 16 aug. 2026.