[1] Guangzhou Medical University,Division of Birth Cohort Study, Guangzhou Women and Children’s Medical Center
[2] Guangzhou Medical University,Department of Women and Child Health Care, Guangzhou Women and Children’s Medical Center
[3] Guangzhou Medical University,Department of Neonatal Surgery, Guangzhou Women and Children’s Medical Center
[4] University of California,Program on Reproductive Health and the Environment and Bakar Computational Health Sciences Institute
[5] Guangzhou Medical University,Department of Child Health Care, Guangzhou Women and Children’s Medical Center
[6] University of Oxford,Nuffield Department of Women’s and Reproductive Health
[7] The University of Hong Kong,School of Public Health, Li Ka Shing Faculty of Medicine
[8] Guangzhou Medical University,Department of Obstetrics and Gynecology, Guangzhou Women and Children’s Medical Center