RAVINDRAN, Darrshiny; JUMADI, Nur Anida. Development of IoT-Based Heart Rate and Oxygen Saturation Alert System for COVID-19 Wards. Evolution in Electrical and Electronic Engineering, [S. l.], v. 3, n. 2, p. 211–222, 2022. Disponível em: https://publisher.uthm.edu.my/periodicals/index.php/eeee/article/view/8595.. Acesso em: 18 jul. 2024.