1. Brigham and Women's Hospital and Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA
2. Kartal Dr Lütfi Kirdar Education and Research Hospital, Istanbul, Turkey
3. Department of Statistics, Ankara University, Ankara, Turkey
4. Boston College, Boston, MA
5. Jaber Al Ahmad Hospital, Kuwait, Kuwait
6. Karadeniz Technical University, Trabzon, Turkey
7. Hacettepe University, Ankara, Turkey
8. University of Tehran, Tehran, Iran
9. Mehraban Hospital, Mehri, Afghanistan
10. Tehran University of Medical Sciences, Tehran, Iran
11. Al-Faisal University, Jeddah, Saudi Arabia
12. Damascus University, Damascus, Syria
13. Mohammed Bin Rashid University of Medicine and Health Sciences, Dubai, United Arab Emirates
14. Galala University, Suez, Egypt
15. University of Nicosia Medical School, Egkomi, Cyprus
16. Faculty of Medicine, Dalhousie University, Halifax, Canada
17. College of Medicine, Ninevah University, Mosul, Iraq
18. Acibadem Maslak Hospital, Istanbul, Turkey
19. Marmara University, Istanbul Pendik Education and Research Hospital, Istanbul, Turkey