1. National Center for Birth Defects Monitoring , West China Second University Hospital , Sichuan University , Chengdu, Sichuan , P.R. China
2. Key Laboratory of Birth Defects and Related Diseases of Women and Children (Sichuan University) , Ministry of Education , Chengdu, Sichuan , P.R. China
3. BGI-Shenzhen , Shenzhen , P.R. China
4. China National GeneBank, BGI-Shenzhen , Shenzhen , P.R. China
5. James D. Watson Institute of Genome Sciences , Hangzhou , P.R. China
6. BGI-Shenzhen, Building 11, Beishan Industrial Zone, Yantian, Shenzhen , Guangdong , P.R. China , Phone: 86-15914038192
7. BGI-Shenzhen, Building 11, Beishan Industrial Zone, Yantian, Shenzhen , Guangdong , P.R. China , Phone: 86-13428735579
8. China National GeneBank, BGI-Shenzhen, Shenzhen , Guangdong , P.R. China
9. National Center for Birth Defects Monitoring, West China Second University Hospital, Sichuan University, 20, Section 3, Ren Min South Road , Chengdu, Sichuan , P.R. China , Phone: 86-028-85502490, Fax: 86-028-85501386
10. Key Laboratory of Birth Defects and Related Diseases of Women and Children (Sichuan University), Ministry of Education , Chengdu , P.R. China