1. Nghe An Obstetrics and Pediatrics Hospital Vinh City Vietnam
2. Medical Genetics Institute Ho Chi Minh City Vietnam
3. Department of Medical Genetics University of Medicine and Pharmacy, Hue University Hue City Vietnam
4. Department of Obstetrics and Gynecology University of Medicine and Pharmacy Ho Chi Minh City Vietnam
5. Prenatal Diagnosis Department Tu Du Hospital Ho Chi Minh City Vietnam
6. Fetal Medicine Department Vinmec Health Care System Hanoi City Vietnam
7. Prenatal Diagnosis Unit My Duc Hospital Ho Chi Minh City Vietnam
8. Prenatal Diagnosis and Genetics Department Hung Vuong Hospital Ho Chi Minh City Vietnam
9. Prenatal Screening and Diagnosis Center Hanoi Obstetrics and Gynecology Hospital Hanoi City Vietnam
10. Center of Clinical Genetics and Genomics Hanoi Medical University Hospital Hanoi City Vietnam