1 Department of Pathology, Cliniques Universitaires Saint-Luc, Université Catholique de Louvain, Brussels, Belgium.
2 Department of BioPathology, Anticancer Center, Institut Bergonié, Bordeaux, France.
3 Unité INSERM U1312, Gynecological Pathology Group of RRePS (Réseau de Référence en Pathologie Des Sarcomes) Network, Bordeaux, France.
4 Institute of Pathology, Erlangen University Hospital, Comprehensive Cancer Center, European Metropolitan Area Erlangen-Nuremberg (CCC ER-EMN), Friedrich Alexander University of Erlangen-Nuremberg, Erlangen, Germany.
5 Department of Pathology, Belfast Health and Social Care Trust, Grosvenor Road, Belfast, Northern Ireland, BT12 6BA, UK. [email protected].