1 Departments of Gynaecological Oncology (J.M., E.B., A.J.) Cellular Pathology (L.C., S.M., A.F., N.S.), Royal London Hospital, London Department of Obstetrics and Gynaecology, North Middlesex University Hospital (H.R.) East Kent Gynaecological Oncology Centre, QEQM Hospital, Margate (F.K.), UK.