1. In-person health care as option B;Duffy;N Engl J Med,2018
2. A health telematics policy in support of WHO’s Health-For-All strategy for global health development: report of the WHO group consultation on health telematics, 11–16 December, Geneva, 1997;WHO,1998
3. Virtually perfect? Telemedicine for covid-19;Hollander;N Engl J Med,2020
4. Tele-critical care;Subramanian;Crit Care Med,2020