1. Coronavirus diseases-19 (COVID-19) situation reports; https://www.who.int/emergencies/diseases/novel-coronavirus-2019/situation-reports 21 6 2020.
2. Psychological symptoms among frontline healthcare workers during COVID-19 outbreak in Wuhan General Hospital;Du;Gen Hosp Psychiatr,2020
3. A review of the 2019 Novel Coronavirus (COVID-19) based on current evidence;Wang;Int J Antimicrob Agents,2020
4. Naming the coronavirus diseases (COVID-19) and the virus that causes it, WHO Technical Guidance; https://www.who.int/emergencies/diseases/novel-coronavirus- 2019/technical-guidance/naming-the-coronavirus-disease-(covid-2019)-and-the-virus- that-causes-it 25 5 2020.
5. Factors associated with mental health outcomes among health care workers exposed to Coronavirus Disease 2019;Lai;JAMA Netw Open,2020