1. Department of Obstetrics and Gynaecology; Eberhard Karls Universität Tübingen; Tübingen Germany
2. Department of Pathology and Laboratory Medicine; University of British Columbia; Vancouver BC Canada
3. Institute of Pathology; University of Heidelberg Medical School; Heidelberg Germany
4. Center for Translational and Applied Genomics; Vancouver BC Canada
5. Institute of Pathology; Mannheim Germany