Department of Occupational Health and Environmental Health,College of Public Health,Zhengzhou University,Zhengzhou 450001,Henan,China

Xingtai Medical College,Xingtai 054000,Hebei,China

The Sixth People's Hospital of Zhengzhou,Zhengzhou 450000,Henan,China

Department of Ultrasound,The Third Affiliated Hospital of Zhengzhou University,Zhengzhou 450015,Henan,China

School of Public Health,Xinxiang Medical University,Xinxiang 453000,Henan,China

Department of Child and Adolescence Health,College of Public Health,Zhengzhou University,Zhengzhou 450001,Henan,China