1. Department of Medical Microbiology, Charing Cross Hospital, Imperial College Healthcare NHS Trust, London, United Kingdom
2. Department of Infectious Diseases and Immunity, Imperial College London, London, United Kingdom
3. Department of Microbiology, Marie-Curie Medical Institute, Tehran, Iran
4. Department of Genitourinary Medicine, St. Mary's Hospital, Imperial College Healthcare NHS Trust, London, United Kingdom
5. Division of Infectious Diseases, School of Medicine, Johns Hopkins University, Baltimore, Maryland, USA