Ching-Yu Y, Tsung-Hsiang H, Pei-Yun C. Combined Use of Enhanced Coefficient Adjustment Technique and Module-based Substitution to Hide Secret Message in ECG Signal. EJAS [Internet]. 2023Oct.1 [cited 2024Dec.4];11(5):141-62. Available from: https://journals.scholarpublishing.org/index.php/AIVP/article/view/15576