1. UNIVERSITY OF HEALTH SCIENCES, İSTANBUL BAĞCILAR HEALTH RESEARCH CENTER, DEPARTMENT OF INTERNAL MEDICINE, DEPARTMENT OF INTERNAL MEDICINE
2. UNIVERSITY OF HEALTH SCIENCES, İSTANBUL GAZİOSMANPAŞA TAKSİM HEALTH RESEARCH CENTER, DEPARTMENT OF INTERNAL MEDICINE, DEPARTMENT OF PHYSICAL MEDICINE AND REHABILITATION
3. Department of Hematology and Internal Medicine, Kutahya Health Science University
4. Department of Chest Diseases, Kas State Hospital
5. Department of Anesthesiology and Reanimation, Istanbul University/Cerrahpasa, Institute of Cardiology, Istanbul