1. 1Department of Pulmonary Diseases, Biruni University Medical Faculty, Istanbul, Turkey;
2. 2Department of Internal Medicine, Biruni University Medical Faculty, Istanbul, Turkey;
3. 3Department of Cardiology, Cerrahpasa School of Medicine, University-Cerrahpasa, Istanbul, Turkey;
4. 4Department Oncology, Clinic for Pulmonary Disease, Tuzla, Bosnia and Herzegovina;
5. 5Anaesthesiology and Resuscitation Clinic, Intensive Care Unit University Medical Center Tuzla, Tuzla, Bosnia and Herzegovina;
6. 6Clinic for Infectious Diseases, Tuzla, Bosnia and Herzegovina;
7. 7Department of Cardiology, Istanbul Aydın University, Istanbul, Turkey