![](http://www.ecns.cn/hd/2020/02/21/435f779a830349f48ac7b4ea37e8f097.jpg)
Epidemiologist Li Lanjuan(L), a member of the high-level expert team convened by the National Health Commission, checks the condition of a conoravirus-infected patient in intensive care unit ward of the Renmin Hospital of Wuhan University in Wuhan, Central China’ s Hubei province, Feb. 20, 2020.(Photo: China News Service/An Yuan)
![](http://www.ecns.cn/hd/2020/02/21/65c1b7bae95640a7b6ebd8cd2dcdb2d8.jpg)
Epidemiologist Li Lanjuan, a member of the high-level expert team convened by the National Health Commission, checks the condition of a conoravirus-infected patient in intensive care unit ward of the Renmin Hospital of Wuhan University in Wuhan, Central China’ s Hubei province, Feb. 20, 2020.(Photo: China News Service/An Yuan)
![](http://www.ecns.cn/hd/2020/02/21/f0bbb0b9cd894564bc74037c84015333.jpg)
Li Lanjuan, a 73-year-old epidemiologist and who is also a member of the high-level expert team convened by the National Health Commission, makes a cheer up gesture,Feb. 20,2020.(Photo: China News Service/An Yuan)
![](http://www.ecns.cn/hd/2020/02/21/bc158c9480564e5c81d65128c473d5a9.jpg)
Epidemiologist Li Lanjuan(R) prepares to enter an intensive care unit ward of the Renmin Hospital of Wuhan University in Wuhan, Central China’ s Hubei province, Feb. 20, 2020.(Photo: China News Service/An Yuan)
![](http://www.ecns.cn/hd/2020/02/21/65a6940910fc467aa4a2c66d54b08e84.jpg)
Epidemiologist Li Lanjuan(C) with other medical workers cheer up patients in the Renmin Hospital of Wuhan University in Wuhan, Central China’ s Hubei province, Feb. 20, 2020.(Photo: China News Service/An Yuan)
![](http://www.ecns.cn/hd/2020/02/21/eeb111bcde2a4b0bbcef6831af1f20b7.jpg)
Li Lajuan, a 73-year-old epidemiologist and who is also a member of the high-level expert team convened by the National Health Commission, wears protective goggles before entering an intensive care unit ward in Renmin Hospital of Wuhan University in Wuhan, Central China’ s Hubei province, Feb. 20, 2020. (Photo: China News Service/An Yuan)
![](http://www.ecns.cn/hd/2020/02/21/5d8ade69f7e24ec2bea6b4f34ccb2a75.jpg)
Epidemiologist Li Lanjuan is seen with marks on her face due to the prolonged usage of the masks, Feb. 20, 2020. (Photo: China News Service/An Yuan)
![](http://www.ecns.cn/hd/2020/02/21/6f1dc4f1756e49cfa32e66604bca67b4.jpg)
Li Lanjuan, a 73-year-old epidemiologist comes out of an intensive care unit ward in Renmin Hospital of Wuhan University in Wuhan, Central China’ s Hubei province, Feb. 20, 2020.(Photo: China News Service/An Yuan)
![](http://www.ecns.cn/hd/2020/02/21/56069b233c584d239cc5b6cdf4825152.jpg)
Li Lajuan, a 73-year-old epidemiologist and who is also a member of the high-level expert team convened by the National Health Commission, puts on a pair of gloves before entering an intensive care unit ward in Renmin Hospital of Wuhan University in Wuhan, Central China’ s Hubei province, Feb. 20, 2020.(Photo: China News Service/An Yuan)