Algorithms for Ovarian Cancer Surgery The ESGO ovarian cancer surgery working group has already released a quality assurance system including quality indicators and a certification process. The same group has elaborated an easy-to-use general algorithm for the clinical management of ovarian cancer. Interested to download your PDF copy? -> Click here to download the full-size algorithm for advanced ovarian cancer surgery. ESGO Algorithms App Get started and download the ESGO Algorithms App! Available for iPhone, iPad and Android Devices.