Integrating IoT, Fog, and Cloud Computing for Real-Time ECG Monitoring and Scalable Healthcare Systems Using Machine Learning-Driven Signal Processing Techniques. International Journal of Information Technology and Computer Engineering, [S. l.], v. 9, n. 1, p. 202–217, 2021. Disponível em: https://ijitce.org/index.php/ijitce/article/view/852. Acesso em: 4 aug. 2025.