1 Department of Maternal, Child & Adolescent Health, School of Public Health, Anhui Medical University (AHMU), Hefei, China.
2 Key Laboratory of Population Health Across Life Cycle, Anhui Medical University (AHMU), Ministry of Education of the People's Republic of China, Hefei, China.
3 NHC Key Laboratory of Study on Abnormal Gametes and Reproductive Tract, Anhui Medical University, Hefei, China.
4 Anhui Provincial Key Laboratory of Environment and Population Health across the Life Course, Anhui Medical University, Hefei, China.
5 Department of Child Healthcare, Ma'anshan Maternal and Child Healthcare Center (MCHC), Ma'anshan, China.
6 National Institute of Environmental Health, Chinese Center for Disease Control and Prevention, Beijing, China.