Hasan, Dathar, and Ayad Ismaeel. “Designing ECG Monitoring Healthcare System Based on Internet of Things Blynk Application”. Journal of Applied Science and Technology Trends 1, no. 3 (July 31, 2020): 106 - 111. Accessed January 27, 2023. https://jastt.org/index.php/jasttpath/article/view/36.