M. Sathya, Ismath Unnisa, Afreen, Arshiya Tabassum. “Medical Image Security Using a Visual Cryptography Technique Along With Blockchain ”. Design Engineering (September 3, 2021): 5277-5290. Accessed May 4, 2024. http://www.thedesignengineering.com/index.php/DE/article/view/3958.