1. Division of Gerontology, Faculty of Health Sciences, Istanbul University Cerrahpaşa, Istanbul, Turkey.
2. Ist-GETAM, Center of Gerontechnology, Istanbul University Cerrahpaşa, Istanbul, Turkey.
3. Division of Cardiovascular Surgery, Bakirköy Education and Research Hospital, Istanbul, Turkey.
4. Division of Physiotherapy and Rehabilitation, Department of Neurologic Physiotherapy and Rehabilitation, Faculty of Health Science, Istanbul University Cerrahpaşa, Istanbul, Turkey.