1. Department of Internal Medicine, Division of Geriatric Medicine Hacettepe University Faculty of Medicine Ankara Turkey
2. Department of Internal Medicine, Division of Endocrinology and Metabolism Gazi University Faculty of Medicine Ankara Turkey
3. Department of Geriatric Medicine Ankara City Hospital Ankara Turkey
4. Department of Geriatric Medicine Ankara Yenimahalle Education and Research Hospital Ankara Turkey
5. Department of Nutrition and Dietetics Ankara Güven Hospital Ankara Turkey