IoT-based Tetra Health Surveillance System (THSS). International Journal of Scientific Research and Management (IJSRM), [S. l.], v. 9, n. 12, p. 639–649, 2021. DOI: 10.18535/ijsrm/v9i12.ec01. Disponível em: https://ijsrm.net/index.php/ijsrm/article/view/3576.. Acesso em: 22 jul. 2024.