1. US Government Accountability Office
. Telehealth in the pandemic—how has it changed health care delivery in Medicaid and Medicare? Updated September 29, 2022. Accessed June 30, 2023. https://www.gao.gov/blog/telehealth-pandemic-how-has-it-changed-health-care-delivery-medicaid-and-medicare
2. Center for Connected Health Policy
. What is telehealth? Accessed October 2, 2023. https://www.cchpca.org/what-is-telehealth
3. Note on the microphone and telephone in auscultation;McKendrick;Brit Med J,1878
4. History of telehealth;Nesbitt
5. Institute of Medicine Committee on Evaluating Clinical Applications of Telemedicine
. Field MJ, ed. Telemedicine: A Guide to Assessing Telecommunications in Health Care. National Academies Press; 1996. https://www.ncbi.nlm.nih.gov/books/NBK45448