^ Kontaxakis, George; Visvikis, Dimitris; Ohl, Roland; Sachpazidis, Ilias; Suarez, Juan; Selby, Peter; Cheze-Le Rest, Catherine; Santos, Andres; Ortega, Fernando; Diaz, Javier; Pan, Leyun; Strauss, Ludwig; Dimitrakopoulou-Strauss, Antonia; Sakas, Georgios; Pozo, Miguel (2006). "Integrated telemedicine applications and services for oncological positron emission tomography". Oncology Reports. doi:10.3892/or.15.4.1091.
Telehealth specialists with specialized training in talking with patients and diagnosing over the phone and via online video, while adhering to Teladoc's set of 130 proprietary, evidence-based, clinical practice guidelines for the telephonic and audio-video treatment of common, uncomplicated medical conditions (the only guidelines in the industry specific to telehealth).
It has been around for decades, but in recent years private insurers, employers, and government programs have expanded their coverage. By 2016 at least half of U.S. healthcare institutions and hospitals were using some form of telehealth. And last September the Senate passed a bill that will expand Medicare coverage for telehealth services, if it’s signed into law.