1. Department of Pathology, University of Heidelberg, Heidelberg
2. Stratifyer Molecular Pathology GmbH, Köln
3. Department of Gynaecology and Obstetrics, University of Heidelberg, Heidelberg
4. Institute of Surgical Pathology, University Hospital Zürich, Zürich, Switzerland
5. Dept. of Pathology, University Medical Canter Hamburg-Eppendorf, Hamburg
6. Institute of Pathology, Medizinische Hochschule Hannover, Hannover
7. National Center of Tumor Diseases, Heidelberg