1. Jiang XM. The first confirmed patient with COVID-19 in Japan is discharged. [EB/OL].https://www.thepaper.cn/newsDetail_forward_5536576[2020-01-16]/[2020-03-05].
2. It is already more than 3000 infectious cases in South Korea. Where is the first case of COVID-19 from?[EB/OL].http://3g.163.com/dy/article_cambrian/F6ND1U4N0535AQ9S. html[2020-03-02]/ [2020-03-05].
3. Situation Reports - 10[EB/OL]. [2020-01-30]. https://www.who.int/emergencies/diseases/novel-coronavirus-2019/situation-reports.
4. WHO Director-General's opening remarks at the media briefing on COVID-19 - 2March 2020[EB/OL]. https://www.who.int/dg/speeches/detail/who-director-general-s-opening-remarks-at-the-media-briefing-on-covid-19 —2-march-2020 [2020-03-02]/ [2020-03-05].
5. WHO-China Joint Mission: “non-pharmaceutic interventions” have played a highly effective role.[EB/OL].https://baijiahao.baidu.com/s?id=1659973590926734685&wfr=spider&for=pc[2020-03-01]/ [2020-03-05].