The evidence base for telehealth: reassurance in the face of rapid expansion during the Covid-19 pandemic

The explosion of telehealth is being driven by need and supported, at least in part, by research evidence. The available evidence can help inform how we can apply telehealth wisely, while rapid adoption in a crisis provides opportunities to learn more, adding to the evidence base about telehealth. […] Our reports also highlight gaps in the evidence that could be addressed by new research.

https://effectivehealthcare.ahrq.gov/sites/default/files/pdf/telehealth-commentary-white-paper.pdf