Tsuji, Masatsugu. “Comparative Analysis of Regional Medical Information Systems in Japan, the US, and the UK From the View of EHealth Economics”. Journal of the International Society for Telemedicine and eHealth 5 (April 3, 2017): (GKR);e57:(1-3. Accessed November 27, 2020. https://journals.ukzn.ac.za/index.php/JISfTeH/article/view/274.