OC16.03: Fertility‐sparing surgery and borderline ovarian tumours: oncological and fertility outcomes from a UK London gynecological oncology centre. Issue Volume 58:Issue S1(2021)Supplement (14th October 2021) - Kasaven, L.; Chawla, M.; Jones, B.; Al‐Memar, M.; Galazis, N.; Ahmed‐Salim, Y.; El‐Bahrawy, M.; Lavery, S.; Saso, S.; Yazbek, J.