1. European Centre for Disease Prevention and Control. COVID-19 situation update worldwide. 2020 May 11 [cited 2020 May 11]. In: ECDC [Internet]. https://www.ecdc.europa.eu/en/geographical-distribution-2019-ncov-cases
2. An investigation of transmission control measures during the first 50 days of the COVID-19 epidemic in China;H Tian;Science,2020
3. World Health Organisation. Coronavirus disease (COVID-19) technical guidance. 2020 Feb 21 [cited 2020 Feb 21]. In: WHO [Internet]. https://www.who.int/emergencies/diseases/novel-coronavirus-2019/technical-guidance
4. COVID-19: what is next for public health?;DL Heymann;The Lancet,2020
5. World Health Organisation. Coronavirus disease (COVID-2019) situation report 37. 2020 Feb 26 [cited 2020 Feb 26]. In: WHO [Internet]. https://www.who.int/docs/default-source/coronaviruse/situation-reports/20200226-sitrep-37-covid-19.pdf?sfvrsn=2146841e_2