1 Department of Surgery and Cancer, Liver Unit, St Mary's Hospital, Imperial College London, London W2 1NY, UK. Electronic address: [email protected].
2 Department of Surgery and Cancer, Liver Unit, St Mary's Hospital, Imperial College London, London W2 1NY, UK.
3 French National Reference Center for Viral Hepatitis B, C and delta, Department of Virology, Hôpital Henri Mondor, Université Paris-Est, Créteil, France.
4 Unité d'Épidémiologie des Maladies Émergentes, Institut Pasteur, Paris, France.
5 Department of Hepato-gastroenterology, Muhimbili National Hospital, Dar-Es Salaam, Tanzania.