[1] Shandong Univ, Sch Publ Hlth, Dept Epidemiol & Hlth Stat, Jinan 250012, Shandong, Peoples R China
[2] Chinese Ctr Dis Control & Prevent, State Key Lab Infect Dis Prevent & Control, Collaborat Innovat Ctr Diag & Treatment Infect Di, Natl Inst Communicable Dis Control & Prevent, Beijing 102206, Peoples R China
[3] Shandong Univ, Climate Change & Hlth Ctr, Jinan 250012, Shandong, Peoples R China
[4] Weifang Med Univ, Affiliated Hosp, Dept Dent, Weifang 261000, Shandong, Peoples R China
[5] Taishan Med Coll, Sch Publ Hlth, Tai An 271000, Shandong, Peoples R China
[6] Licheng Dist Ctr Dis Control & Prevent, Jinan 250012, Shandong, Peoples R China
[7] Shandong Univ, Sch Publ Hlth, Dept Biostat, Jinan 250012, Shandong, Peoples R China