[1] Southwest Med Univ, Coll Publ Hlth, Luzhou, Sichuan, Peoples R China
[2] Army Med Univ, Third Mil Med Univ, Coll Prevent Med, Dept Epidemiol, Gaotanyan St 30, Chongqing 400038, Peoples R China
[3] Army Med Univ, Third Mil Med Univ, Daping Hosp, Dept Gen Surg, Chongqing, Peoples R China
[4] Army Med Univ, Third Mil Med Univ, Pulm & Crit Care Med Ctr, Chinese PLA Resp Dis Inst,Xinqiao Hosp, Chongqing, Peoples R China
[5] Yidu Cloud Technol Co Ltd, Beijing, Peoples R China
[6] Army Med Univ, Third Mil Med Univ, Southwest Hosp, Dept Infect Dis, Chongqing 400038, Peoples R China
[7] Army Med Univ, Third Mil Med Univ, Daping Hosp, Dept Resp Med, Chongqing, Peoples R China
[8] Army Med Univ, Third Mil Med Univ, Daping Hosp, Dept Outpatients, Chongqing, Peoples R China