Professor
University of Ulm
Germany
Aristotle University of Thessaloniki
Greece
Marmara University
Turkey
King Saud Bin Abdul Aziz university
Saudi arabia
Center of Hemodialysis 2 Mars
Morocco
Associate
Weill Cornell Medicine
New york
Consultant
University Hospital of Ioannina
Hull University
England
Udine University
Italy
University of South California
USA
