[Yin, Jieyun] Department of Epidemiology and Health Statistics, Medical College of Soochow University, Suzhou 215123, China
[Pan, Xiongfeng; Xiang, Shiting; Liu, Caixia; Qiu, Jun] Pediatrics Research Institute of Hunan Province, Hunan Children's Hospital, Changsha 410007, China
[Zhao, Kunyan; Yang, Fei] Hunan Province Key Laboratory of Typical Environmental Pollution and Health Hazards, School of Public Health, University of South China, Hengyang 421001, China
[Wu, Sha; Cao, Yunhui] Department of Pediatrics, Hengyang Medical School, University of South China, Hengyang 421001, China
[Wu, Mingyang] Department of Maternal and Child Health, Xiangya School of Public Health, Central South University, Changsha 410007, China
