Ravanaboina Sankeerthana, P. Vinaya Sree, and G. Vishnu Murthy. “Blockchain-Based EHR Hospital Management System: A Decentralized Solution for Healthcare Services”. Utilitas Mathematica, vol. 122, no. 1, July 2025, pp. 2511-2, https://utilitasmathematica.com/index.php/Index/article/view/2542.