Yang, Ching Yu, Chi-Ming Lai, Hung-Chang Lin, Ting-Ying Lin, and Ruei-Long Lu. “Adaptive Electrocardiogram Steganography Based on 2D Approach With Predetermined Rules”. Asian Journal of Computer and Information Systems 8, no. 1 (February 21, 2020). Accessed May 1, 2024. https://www.ajouronline.com/index.php/AJCIS/article/view/6059.