1. Centre for Disease Control and Prevention. Interim infection prevention and control recommendations for patients with suspected or confirmed coronavirus disease 2019 (COVID-19) in healthcare settings. Available from: https://www.cdc.gov/corona-virus/2019-ncov/hcp/infection-control-recommendations.html. [Retrieved 2020 Apr 01].
2. Protecting Chinese healthcare workers while combating the 2019 novel coronavirus;Zhou;Infect Control Hosp Epidemiol,2020
3. Centers for Disease Control and Prevention. Update: Characteristics of Health Care Personnel with COVID-19 — United States, February 12–July 16, 2020. Available from: https://www.cdc.gov/coronavirus/2019-ncov/cases-updates/cases-in-us.html; https://www.cdc.gov/coronavirus/2019-ncov/covid-data/faq-surveillance.html; https://www.cdc.gov/coronavirus/2019-ncov/php/reporting-pui.html.
4. Centers for Disease Control and Prevention. COVID-19–Associated Hospitalizations Among Health Care Personnel — COVID-NET, 13 States, March 1–May 31, 2020. Available from: https://www.cdc.gov/coronavirus/2019-ncov/covid-data/covidview/purpose-methods.html.
5. World Health Organization. Coronavirus disease (COVID-19) weekly epidemiological update. Available from: www.who.int/docs/default-source/coronaviruse/situation-reports/20210202_weekly_epi_update_25.pdf.