1. Indian Council of Medical Research‐National Institute of Virology Pune Maharashtra India
2. Zydus Hospitals Ahmedabad Gujarat India
3. B.J. Medical College, New Civil Hospital, Asarwa Ahmedabad Gujarat India
4. Directorate of Health Services Gandhinagar Gujarat India
5. Office of the Deputy Director of A.H., FMD Typing Scheme Ahmedabad Gujarat India