[1] Huazhong Univ Sci & Technol, Tongji Med Coll, Sch Publ Hlth, Dept Occupat & Environm Hlth, Wuhan 430030, Hubei, Peoples R China
[2] Huazhong Univ Sci & Technol, Tongji Med Coll, Sch Publ Hlth, Key Lab Environm & Hlth,Minist Educ, Wuhan 430030, Hubei, Peoples R China
[3] Huazhong Univ Sci & Technol, Tongji Med Coll, Sch Publ Hlth, Minist Environm Protect, Wuhan 430030, Hubei, Peoples R China
[4] Huazhong Univ Sci & Technol, Tongji Med Coll, Sch Publ Hlth, State Key Lab Environm Hlth Incubating, Wuhan 430030, Hubei, Peoples R China
[5] Huazhong Univ Sci & Technol, Tongji Hosp, Tongji Med Coll, Wuhan 430030, Hubei, Peoples R China
[6] Fujian Med Univ, Sch Publ Hlth, Dept Epidemiol & Hlth Stat, Fuzhou 350122, Peoples R China
[7] Huazhong Univ Sci & Technol, Wuhan Childrens Hosp, Wuhan Maternal & Child Hlth Care Hosp, Tongji Med Coll, Wuhan 430019, Hubei, Peoples R China