1 The Liver Unit, Cambridge University Hospitals NHS Foundation Trust, Cambridge, United Kingdom; Department of Medicine, University of Cambridge, Level 5 Cambridge University Hospitals NHS Foundation Trust, Cambridge, United Kingdom. Electronic address: va220@medschl.cam.ac.uk.
2 The Liver Unit, Cambridge University Hospitals NHS Foundation Trust, Cambridge, United Kingdom.
3 Departments of Allergy & Clinical Pharmacology, Cambridge University Hospitals NHS Foundation Trust, Cambridge, United Kingdom.
4 Department of Pathology, Cambridge University Hospitals NHS Foundation Trust, Cambridge, United Kingdom.
5 Department of Immunology, Cambridge University Hospitals NHS Foundation Trust, Cambridge, United Kingdom.
6 The Liver Unit, Cambridge University Hospitals NHS Foundation Trust, Cambridge, United Kingdom. Electronic address: bill.griffiths@addenbrookes.nhs.uk.