1. WHO Director‐General's opening remarks at the media briefing on COVID‐19‐11 March 2020.https://www.who.int/dg/speeches/detail/who‐director‐general‐s‐opening‐remarks‐at‐the‐media‐briefing‐on‐covid‐19–11‐march‐2020. Accessed March 11 2020.
2. COVID-19 and Italy: what next?
3. Interim guidance for healthcare facilities: preparing for community transmission of COVID‐19 in the United States.https://www.cdc.gov/coronavirus/2019‐ncov/hcp/guidance‐hcf.html?CDC_AA_refVal=https%3A%2F%2Fwww.cdc.gov%2Fcoronavirus%2F2019‐ncov%2Fhealthcare‐facilities%2Fguidance‐hcf.html. Accessed February 29 2020.
4. COVID‐19: guidance for triage of non‐emergent surgical procedures.https://www.facs.org/about-acs/covid-19/information-for-surgeons/triage. Accessed March 17 2020.
5. New recommendations regarding urgent and nonurgent patient care.https://www.entnet.org/content/new‐recommendations‐regarding‐urgent‐and‐nonurgent‐patient‐care‐0. Accessed March 20 2020.