1. Azienda Sanitaria Provinciale Catanzaro, Geriatric Medicine department - Fragility Outpatient Clinic, Casa della Salute Chiaravalle Centrale, Catanzaro, Italy
2. Azienda Ospedaliera Pugliese-Ciaccio di Catanzaro, Geriatric Unit, General Hospital, Catanzaro, Italy
3. Azienda Sanitaria Locale Napoli 3 sud, Internal and Geriatric Medicine department – Geronthorheumatological Outpatient Clinic, poliambulatorio “Mariano Lauro”, Sant’Agnello, Naples, Italy