Asymptomatic Norovirus Infection Among Children in Kindergartens and Primary Schools — Beijing Municipality, China, 2021

por Wu, Qingrui, Wei, Xiuxia, Zhang, Jianjun, Xin, Zhenjiang, Yang, Xiaoxing, Zhang, Ling, Qin, Meng, Dong, Xiaogen, Yan, Hanqiu, Gao, Zhiyong
Publicado 2023

A Local Cluster of Omicron Variant COVID-19 Likely Caused by Internationally Mailed Document — Beijing Municipality, China, January 2022

por Zhang, Daitao, Wu, Shuangsheng, Ren, Zhenyong, Sun, Ying, Dou, Xiangfeng, Feng, Zhaomin, Li, Fu, Tian, Yi, Cui, Shujuan, Liu, Baiwei, Lyu, Bing, Wang, Xiaoli, Liu, Feng, Jin, Lina, Jiang, Chu, Tian, Lina, Xin, Zhenjiang, Liang, Zhichao, Jia, Lei, Wang, Quanyi, Pan, Yang, Yang, Peng
Publicado 2022