1. Telemedicine: A Guide to Assessing Telecommunications in Health Care,1996
2. The Office of the National Coordinator for Health Information Technology. What is telehealth? How is telehealth different from telemedicine? Available at:https://www.healthit.gov/faq/what-telehealth-how-telehealth-different-telemedicine. 2019. Accessed March 2, 2020.
3. Virtual visits—confronting the challenges of telemedicine;Kahn;N Engl J Med,2015
4. Report to Congress: E-Health and Telemedicine,2016