1. Department of Cardiology Govind Ballabh Pant Institute of Post Graduate Medical Education and Research Delhi India
2. Department of Medicine Maulana Azad Medical College Delhi India
3. Department of Radiodiagnosis Govind Ballabh Pant Institute of Post Graduate Medical Education and Research Delhi India
4. Department of Radiodiagnosis Eternal Heart Care Center (EHCC) Jaipur Rajasthan India