1. Clinical and Experimental Sciences Faculty of MedicineUniversity of Southampton UK
2. Faculty of BiologyUniversity of FreiburgFreiburg Germany
3. Hepatology Research Group Peninsula Medical School and Hepatology Department South West Liver UnitDerriford HospitalPlymouth UK
4. Infectious Diseases DivisionBoston MA
5. Gastrointestinal Unit, Massachusetts General HospitalHarvard Medical SchoolBoston MA
6. Department of MedicineCambridge UK
7. Laboratory of Histocompatibility and ImmunogeneticsGlasgow UK
8. Department of Medicine IIUniversity Hospital FreiburgFreiburg Germany