1. Medical Faculty, University of Skopje, Skopje, Macedonia
2. Department of Clinical Proteomics, Mosaiques Diagnostics, Hanover, Germany
3. Department of Cardiovascular Sciences, University of Leuven, Leuven, Belgium
4. Unit of Proteomics, Department of Medicine and Surgery, University of Milano-Bicocca, Monza, Italy
5. Department of Nephrology, Medical Faculty, University of Skopje, Skopje, Macedonia
6. Macedonian Academy of Sciences and Arts, Skopje, Macedonia