1. Department of Medicine, Division of Nephrology Koc University School of Medicine Istanbul Turkey
2. Department of Medicine Koc University School of Medicine Istanbul Turkey
3. Department of Nephrology “Saint John the New” County Hospital Suceava Romania
4. “Stefan cel Mare” University Suceava Romania
5. Division of Nephrology University of Washington Seattle Washington USA
6. Providence Medical Research Center, Providence Health Care Spokane Washington USA
7. Renal Research Institute New York New York USA
8. Associazione Ipertensione Nefrologia e Trapianto Renale (IPNET) c/o Nefrologia Reggio Calabria Italy