Acknowledgements
We wish to acknowledge the AGO Ovarian Cancer study group in Wiesbaden, Germany and The Nordic Society of Gynaecologic Oncology, Clinical Trial Unit, Odense, Denmark for making available the clinical data from the AGO-OVAR-9 study and the NSGO-OC9804 (TEC) study.
Declaration of interest: The authors report no conflicts of interest. The authors alone are responsible for the content and writing of the paper.
This work was supported by the Danish Ministry of Interior Affairs and Health (2001–2007) [J.nr 2006-12103-276], the European Commission [CHEMORES LSHC-CT-2007-037665], the Swedish Cancer Society, Swedish Research Council, and the Danish Research Agency [J.nr 271-05-0266].