1. Antimicrobial Resistance and Infection Control Division of HPSC, 25-27 Middle Gardiner Street, Dublin 1, Ireland
2. Department of Infectious Diseases, St James’s Hospital, James’s Street, Dublin 8, Ireland
3. School of Medicine, Trinity College Dublin, College Green, Dublin 2, Ireland
4. Department of Clinical Microbiology, Our Lady of Lourdes Hospital, Drogheda, Co. Louth, Ireland
5. Department of Microbiology, Beaumont Hospital, Dublin, Ireland
6. Department of Clinical Microbiology, Royal College of Surgeons Ireland, Dublin, Ireland