1. Balikesir Atatürk City Hospital, Division of Geriatrics, Balikesir, Turkiye
2. Anesthesiology and Reanimation Department, Ankara City Hospital, Ankara, Turkiye
3. Anesthesiology and Reanimation Department, Ankara City Hospital, University of Health Sciences, Ankara, Turkiye
4. Department of Cardiovascular Surgery, Ankara City Hospital, Ankara, Turkiye