1. Department of Hematology, Bahcesehir University Medical Park Goztepe Hospital, Istanbul, Turkey
2. Division of Hematology, Department of Internal Medicine, Faculty of Medicine, Istanbul Medeniyet University, Istanbul, Turkey
3. Department of Geriatric Medicine, Manisa State Hospital, Manisa, Turkey
4. Centre for Health, Performance, and Wellbeing, Anglia Ruskin University, Cambridge, UK
5. Department of Geriatric Medicine, Faculty of Medicine, Bezmialem Vakif University, Istanbul, Turkey