1. University of Virginia Department of Radiation Oncology & Radiology Charlottesville Virginia USA
2. MedStar Georgetown University Hospital Department of Surgery Washington District of Columbia USA
3. Cebu Institute of Medicine Cebu Philippines
4. Lugansk State Medical University Luhansk Ukraine
5. Government Medical College Omandura Chennai India
6. Rawalpindi Medical University (RMC) Rawalpindi Pakistan
7. Indiana University Health Bloomington Indiana USA
8. University of Ibadan Oyo Nigeria
9. Windsor University School of Medicine Cayon Saint Kitts and Nevis
10. University of Benin Benin Nigeria
11. Mountain vista medical centre Mesa Arizona USA
12. University of Illinois Chicago Chicago Illinois USA
13. Texila American University Georgetown Guyana