1. Cardiology Department, Kartal Kosuyolu Heart Research and Training Hospital, Denizer Street, Kartal, 34846 Istanbul, Turkey
2. Cardiology Department, Fatih University, Yalı Street, Maltepe, 34844 Istanbul, Turkey
3. Cardiology Department, Kartal Yavuz Selim State Hospital, Yukarı Street, Kartal, 34860 Istanbul, Turkey