1. Health Planning Service; Regional Health Authority of Umbria; Perugia Italy
2. Geriatria; Accettazione geriatrica e Centro di ricerca per l’invecchiamento, IRCCS INRCA; Ancona Italy
3. Geriatrics; Hospital Universitario Ramón y Cajal; Madrid Spain
4. Geriatrics; National Institute of Health and Science on Aging (INRCA); Ancona Italy