Ching-Yu Y, Tsung-Hsiang H, Pei-Yun C. A New ECG Steganography Based on Enhanced Coefficient Adjustment Technique and Least Significant Bit Substitution. TECS [Internet]. 2023 Jun. 24 [cited 2026 May 6];11(3):122-134. Available from: https://scholarpublishing.org/journals/index.php/TECS/article/view/2252