1. Department of Maternal, Child and Adolescent Health, School of Public Health Anhui Medical University Hefei China
2. Key Laboratory of Population Health Across Life Cycle (AHMU) MOE Hefei China
3. Anhui Provincial Key Laboratory of Population Health and Aristogenics, Anhui Medical University Hefei China
4. NHC Key Laboratory of Study on Abnormal Gametes and Reproductive Tract Anhui Medical University Hefei China
5. Scientific Research Center in Preventive Medicine, School of Public Health Anhui Medical University Hefei China