1. National Perinatal Epidemiology Unit, Nuffield Department of Population Health University of Oxford Oxford UK
2. Department of Obstetrics and Gynaecology Gauhati Medical College and Hospital Guwahati India
3. Institute of Medical Sciences Banaras Hindu University, Banaras Hindu University Campus Varanasi India
4. Makunda Christian Leprosy and General Hospital Karimganj India
5. Department of Obstetrics and Gynaecology Fakhruddin Ali Ahmed Medical College and Hospital Barpeta India
6. Department of Obstetrics and Gynaecology Silchar Medical College and Hospital Silchar India
7. Department of Obstetrics and Gynaecology Jorhat Medical College and Hospital Jorhat India
8. Department of Obstetrics and Gynaecology Assam Medical College Dibrugarh India
9. Nazareth Hospital Shillong India
10. Department of Obstetrics and Gynaecology Mahatma Gandhi Institute of Medical Sciences Sevagram India
11. Department of Obstetrics and Gynaecology Tezpur Medical College Tezpur India
12. Sewa Bhawan Hospital Society Basna India
13. MaatHRI Srimanta Sankaradeva University of Health Sciences Guwahati India
14. Department of Medical Statistics London School of Hygiene and Tropical Medicine London UK
15. The Royal Wolverhampton Hospitals NHS Trust University of Wolverhampton Wolverhampton UK
16. Department of Physiology, Anatomy & Genetics University of Oxford Oxford UK
17. David Geffen School of Medicine & the UCLA Center for Iron Disorders University of California Los Angeles California USA