1. Systemic and Immunocompromised Host Infection Unit, National Institute for Infectious Diseases “L. Spallanzani”, IRCCS, Rome, Italy
2. Department of Clinical Microbiology, St. James Hospital, Dublin, Ireland and Trinity College Dublin, Ireland
3. Consultant Microbiologist, University Hospital Waterford, Waterford, Ireland
4. Ireland and Royal College of Surgeons, University College Cork, Cork, Ireland
5. Clinic of Infectious Diseases, University “Federico II”, Naples, Italy