1. The Italian health system and the COVID-19 challenge;Armocida;Lancet Public Health,2020
2. Potential association between COVID-19 mortality and health-care resource availability;Ji;Lancet Glob Health,2020
3. Kuhn A . How A South Korean City Is Changing Tactics to Tamp Down Its COVID-19 Surge [Internet], 2020. Available: https://www.npr.org/sections/goatsandsoda/2020/03/10/812865169/how-a-south-korean-city-is-changing-tactics-to-tamp-down-its-covid-19-surge
4. et al Cascella M , Rajnik M , Cuomo A . Evaluation and Treatment Coronavirus (COVID-19) [Internet], 2020. Available: https://www.ncbi.nlm.nih.gov/books/NBK554776/
5. CMS . Physicians and Other Clinicians: CMS Flexibilities to Fight COVID-19 [Internet], 2020. Available: https://www.cms.gov/files/document/covid-19-physicians-and-practitioners.pdf