Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-4 | Issue-2 , February 2020, URL: https://www.ijtsrd.com/papers/ijtsrd29791.pdf
Paper Url : https://www.ijtsrd.com/engineering/other/29791/healthcare-40-an-introduction/matthew-n-o-sadiku