1. School of Medicine, University of Zagreb, Zagreb, Croatia
2. University Hospital Center Zagreb, Zagreb, Croatia
3. Faculty of Sciences, University of Zagreb, Zagreb, Croatia
4. Faculty of Medicine and Life sciences, Hasselt University, Hasselt, Belgium
5. Department of Infectious Diseases and Immunity, Jessa Hospital, Hasselt, Belgium
6. Radboud University Medical Center, Nijmegen, The Netherlands
7. Department of Internal Medicine and Intensive Care Unit, University Hospital Merkur, Zagreb, Croatia
8. Clinic for Pulmonary Diseases, University Hospital Center Zagreb, Zagreb, Croatia
9. Department of Internal Medicine, Division of Hematology, University Hospital Center Zagreb, Zagreb, Croatia
10. University of Applied Health Sciences, Zagreb, Croatia
11. Austrian Institute of Technology, Vienna, Austria