1. Department of Gerontology and Rehabilitation, University College Cork, St Finbarr’s hospital, Douglas road, Cork City, Ireland
2. Health Research Board Clinical Research Facility Galway, National University of Ireland, Galway, Geata an Eolais, University Road, Galway, Ireland
3. Department of Geriatric Medicine, Mercy University Hospital, Grenville Place, Cork City, Ireland
4. Health Research Board Clinical Research Facility, University College Cork, Cork City, Ireland