Mazelam, Muhammad Faiz, and Shamsul Aizam Zulkifli. “IoT Based Health Monitoring for Heart Rate and Body Temperature”. Evolution in Electrical and Electronic Engineering, vol. 4, no. 1, May 2023, pp. 119-27, https://publisher.uthm.edu.my/periodicals/index.php/eeee/article/view/10297.