Contact settings and risk for transmission in 3410 close contacts of patients with COVID-19 in Guangzhou, China: a prospective cohort study
Journal article published in 2020 by
Lei Luo,
Dan Liu,
Xinlong Liao,
Xianbo Wu,
Qinlong Jing,
Jiazhen Zheng,
Fanghua Liu,
Shigui Yang,
Hua Bi,
Zhihao Li 
