| Authors: |
Chang M; School of Public Health, North China University of Science and Technology, Tangshan, China.; School of Public Health, Henan Medical University, Xinxiang, China., Zhou Q; School of Public Health, North China University of Science and Technology, Tangshan, China.; School of Public Health, Henan Medical University, Xinxiang, China., Guan Y; School of Public Health, North China University of Science and Technology, Tangshan, China., Zhao Y; School of Public Health, Henan Medical University, Xinxiang, China., Guo S; School of Public Health, Henan Medical University, Xinxiang, China., Qu Q; School of Public Health, Henan Medical University, Xinxiang, China., Liu L; School of Public Health, Henan Medical University, Xinxiang, China., Li Z; Institution for Occupational Disease Prevention and Treatment of China Pingmei Shenma Group, Pingdingshan, China., Zhao X; Institution for Occupational Disease Prevention and Treatment of China Pingmei Shenma Group, Pingdingshan, China., Cao H; Occupational Disease Prevention and Treatment Hospital of Jinneng Holding Coal Industry Group Co., Ltd., Datong, China., Yao S; School of Public Health, North China University of Science and Technology, Tangshan, China.; School of Public Health, Henan Medical University, Xinxiang, China. |
