Muankid, Anchana, and Mahasak Ketcham. “The Real-Time Electrocardiogram Signal Monitoring System in Wireless Sensor Network”. International Journal of Online and Biomedical Engineering (iJOE) 15, no. 02 (January 31, 2019): pp. 4–20. Accessed April 28, 2024. https://online-journals.org/index.php/i-joe/article/view/9422.