1. Department of Biochemistry and Molecular Biology, West China School of Basic Medical Sciences & Forensic Medicine, Sichuan University, Chengdu, Sichuan, P.R. China
2. Department of Laboratory Medicine, West China Second University Hospital, Sichuan University, Chengdu, Sichuan, P.R. China
3. Key Laboratory of Birth Defects and Related Diseases of Women and Children, Sichuan University, Ministry of Education, Chengdu, Sichuan, P.R. China
4. Department of Laboratory Medicine, Chengdu Chenghua District Maternal and Child Health Hospital, Chengdu, Sichuan, P.R. China