1. Department of Internal Medicine, Istanbul Faculty of Medicine, University of Istanbul, Topkapi, Istanbul; Ahmet Vefik Pasa Caddesi Yasam Apartmani, No 60 Kat 2 Daire 2 Çapa, Istanbul, Turkey
2. Department of Cardiology, Istanbul Faculty of Medicine, University of Istanbul, Topkapi, Istanbul
3. Department of Internal Medicine, Istanbul Faculty of Medicine, University of Istanbul, Topkapi, Istanbul;