1. Triangulate Health Ltd., Doncaster, UK
2. Merck & Co., Inc., Rahway, NJ, USA
3. University of Edinburgh, Edinburgh, UK
4. Department of Microbiology, Immunology and Transplantation, KU Leuven, Leuven, Belgium
5. Laboratory of Clinical and Epidemiological Virology Rega Institute, Leuven, Belgium
6. Department of Clinical Infection, Microbiology and Immunology, Institute of Infection, Veterinary and Ecological Sciences, University of Liverpool, Liverpool, UK