379 A safe algorithm for sentinel lymph node mapping in high-risk endometrial cancer; the SENTIREC endo study - Bjørnholt, Sarah Marie; Mogensen, Ole; Bouchelouche, Kirsten; Parner, Erik Thorlund; Hildebrandt, Malene Grubbe; Neumann, Gudrun; Markauskas, Algirdas; Bjørn, Signe Frahm; Frøding, Ligita Paskeviciute; Jakobsen, Annika Loft; Dahl, Katja; Jensen, Pernille Tine (International journal of gynecological cancer, 2023)