1. Dundee Epidemiology and Biostatistics Unit; Population Health Sciences; University of Dundee; Dundee UK
2. Department of Gastroenterology; Gartnavel General Hospital; NHS Greater Glasgow and Clyde; Glasgow UK
3. Department of Medicine for the Elderly; North Middlesex Hospital; London UK
4. School of Health and Life Sciences; Glasgow Caledonian University; Glasgow UK
5. Health Protection Scotland; Glasgow UK
6. Liver Transplant Unit; Royal Infirmary Edinburgh; Edinburgh UK
7. Department of Infectious Diseases; University Hospital Crosshouse; Kilmarnock UK
8. Department of Gastroenterology; Glasgow Royal Infirmary; Glasgow UK
9. Department of Infectious Diseases; Western General Hospital; Edinburgh UK
10. The Brownlee Centre; Glasgow UK
11. Kirkcaldy Hospital; Fife UK
12. Monklands Hospital; Lanarkshire UK
13. Department of Gastroenterology; Queen Elizabeth University Hospital; Glasgow UK
14. Aberdeen Royal Infirmary; Aberdeen UK
15. West of Scotland Virology Centre; Glasgow Royal Infirmary; Glasgow UK
16. Department of Microbiology; Ninewells Hospital and Medical School; Dundee UK
17. Department of Virology; Aberdeen Royal Infirmary; Aberdeen UK
18. Division of Molecular and Clinical Medicine; Ninewells Hospital and Medical School; Dundee UK