1. Dept. of Geriatric Nursing, Faculty of Nursing and Midwifery, Mazandaran University of Medical Sciences, Sari, Iran
2. Dept. of Community Health Nursing, Faculty of Nursing and Midwifery, Mazandaran University of Medical Sciences, Sari, Iran
3. Dept. of Health Promotion and Gerontology, Faculty of Health, Shiraz University of Medical Sciences, Shiraz, Iran
4. The Middle East Longevity Institute in Abyad Medical Centre, Tripoli, Lebanon
5. Member of the Middle East Network on Ageing Research (MENAR), Tripoli, Lebanon
6. Family Medicine, Director of Abyad Medical Centre, Tripoli, Lebanon