1. Mercer’s Institute for Successful Ageing, St James’s Hospital, Dublin, Ireland
2. Discipline of Medical Gerontology, Trinity College Dublin, Dublin, Ireland
3. Department of Pharmacy, St James’s Hospital, Dublin, Ireland
4. Information Management Systems Department, St James’s Hospital, Dublin, Ireland
5. Department of Microbiology, St James’s Hospital, Dublin, Ireland
6. Department of Infectious Diseases, St James’s Hospital, Dublin, Ireland