258. Risk factors for recurrence of borderline ovarian tumors in France: A multicenter retrospective study by the francogyn group. (March 2022) - Sangnier, E.; Ouldamer, L.; Bendifallah, S.; Huchon, C.; Collinet, P.; Bricou, A.; Mimoun, C.; Lecointre, L.; Graesslin, O.; Raimond, E.; Creton de Limerville, H.