EL MRABET, Azzedine; ALIHAMIDI, Imam; TBER, Ayoub; BENALY, Mohamed; HLOU, Laamari; EL GOURI, Rachid. Proposed Architecture for Hospital 4.0: Integrating IoT, Edge AI, and Blockchain for Secure and Efficient Healthcare Systems. International Journal of Online and Biomedical Engineering (iJOE), [S. l.], v. 21, n. 05, p. pp. 87–102, 2025. DOI: 10.3991/ijoe.v21i05.52991. Disponível em: https://online-journals.org/index.php/i-joe/article/view/52991. Acesso em: 26 apr. 2026.