1. Royal Free Campus, UCL Medical School; Department of Surgery; Royal Free Hospital, Rowland Hill Street London UK NW3 2PF
2. Royal Free Hampstead NHS Foundation Trust and UCL Institute of Liver and Digestive Health; Sheila Sherlock Liver Centre; Pond Street Hampstead London UK NW3 2QG
3. West Sussex County Council; Public Health; 1st Floor, The Grange Tower Street Chichester West Sussex UK PO19 1QT
4. Royal Free Hampstead NHS Foundation Trust; Sheila Sherlock Liver Centre; Pond Street Hampstead London UK NW3 2QG