1. Medical Genetics Institute, Ho Chi Minh City, 70000, Vietnam
2. Gene Solutions, Ho Chi Minh City, 70000, Vietnam
3. Hanoi Obstetrics & Gynecology Hospital, Hanoi City, 10000, Vietnam
4. Hanoi Medical University, Hanoi City, 10000, Vietnam
5. National Hospital of Obstetrics & Gynecology, Hanoi City, 10000, Vietnam
6. Hanoi Medical University Hospital, Hanoi City, 10000, Vietnam
7. University of Medicine & Pharmacy, Hue University, Hue City, 49100, Vietnam
8. University of Medicine & Pharmacy at HCMC, Ho Chi Minh City, 70000, Vietnam
9. University Medical Center, Ho Chi Minh City, 70000, Vietnam
10. Tu Du Hospital, Ho Chi Minh City, 70000, Vietnam
11. Hung Vuong Hospital, Ho Chi Minh City, 70000, Vietnam
12. Vinmec Health Care System, Hanoi City, 10000, Vietnam
13. Tam Anh General Hospital, Ho Chi Minh City, 70000, Vietnam
14. Gia Dinh People's Hospital, Ho Chi Minh City, 70000, Vietnam
15. Vietnam-Cuba Friendship Dong Hoi Hospital, Dong Hoi City, Quang Binh Province, 47100, Vietnam
16. Can Tho University of Medicine & Pharmacy, Can Tho City, 94000, Vietnam
17. Can Tho Obstetrics & Gynecology Hospital, Can Tho City, 94000, Vietnam
18. Hanh Phuc An Giang Ob.Gyn Hospital, Long Xuyen City, An Giang Province,90100, Vietnam