The European Network for Gynaecological Oncological Trial Groups Charta for Privileged Partnership. Issue 6 (July 2015) - Marth, Christian; du Bois, Andreas; Schauer, Christian; du Bois, Andreas; Casado, Antonio; Vergote, Ignace; del Campo, José Maria; Goudopoulou, Athina; Pujade-Lauraine, Eric; Bruchim, Ilan; Colombo, Nicoletta; Pignata, Sandro; et al.