Institution: | (1) University Department of Medicine, Bristol Royal Infirmary, BS2 8HW Bristol, UK;(2) University Department of Histopathology, Bristol Royal Infirmary, BS2 8HW Bristol, UK;(3) University Department of Surgery, Bristol Royal Infirmary, BS2 8HW Bristol, UK;(4) Department of Cellular Pathology, John Radcliffe Hospital, OX3 9DU Headington, Oxford, UK;(5) Department of Surgery, Royal Infirmary of Edinburgh, Wards 11 and 12, Lauriston Place, EH3 9YW Edinburgh, UK;(6) Department of Chemistry, University of Wales Swansea, Singleton Park, SA2 8PP Swansea, UK |