Amrutanshu Panigrahi, Bibhuparsad Sahu, Asish Kumar Majhi, Bebarta Chinmayananda Das Bairganjan. 2020. “Opportunities and Challenges of Blockchain in Healthcare”. International Journal of Control and Automation 13 (02), 1731 -37. http://sersc.org/journals/index.php/IJCA/article/view/34009.