1. A novel coronavirus from patients with pneumonia in China, 2019;Zhu;N Engl J Med Overseas Ed,2020
2. Characteristics of and important lessons from the coronavirus disease 2019 (COVID-19) outbreak in China;Wu;JAMA,2020
3. WHO. Coronavirus disease (COVID-19) Situation Report– 106, 5th of May [Internet]. Available: https://www.who.int/docs/default-source/coronaviruse/situation-reports/20200505covid-19-sitrep-106.pdf?sfvrsn=47090f63_2