1. Gene Solutions, Ho Chi Minh City, Vietnam
2. Medical Genetics Institutes, Ho Chi Minh City, Vietnam
3. General Office for Population and Family Planning, Ho Chi Minh City, Vietnam
4. Tu Du Hospital, Ho Chi Minh City, Vietnam
5. Hanoi Obstetrics and Gynecology Hospital, Hanoi, Vietnam
6. Hung Vuong Hospital, Ho Chi Minh City, Vietnam
7. Can Tho Gynecology and Obstetrics Hospital, Can Tho, Vietnam
8. Ha Noi Medical University, Hanoi, Vietnam
9. University Medical Center, Ho Chi Minh City, Vietnam
10. Hue University of Medicine and Pharmacy, Hue University, Hue, Vietnam
11. Can Tho University of Medicine and Pharmacy, Can Tho, Vietnam
12. Department of Health of Vinh Long, Vinh Long, Vietnam
13. Quang Tri General Hospital, Quang Tri, Vietnam
14. Gaya Viet Han Hospital, Phuong, Vietnam
15. Ba Ria Hospital, Ba Ria, Vietnam
16. Vung Tau Hospital, Vung Tau, Vietnam
17. Tay Ninh General Hospital, Tai Ninh, Vietnam
18. Dong Nai General Hospital, Dong Nai, Vietnam
19. University of Medicine and Pharmacy, Ho Chi Minh City, Vietnam