1. International Hereditary Cancer Center, Department of Genetics and Pathology Pomeranian Medical University in Szczecin Szczecin Poland
2. Department of Clinical Genetics and Pathology University of Zielona Góra Poland
3. Women's College Research Institute, Women's College Hospital University of Toronto Toronto Canada
4. Independent Laboratory of Molecular Biology and Genetic Diagnostics Pomeranian Medical University Szczecin Poland
5. Clinics of Oncology University Hospital in Zielona Góra Zielona Góra Poland
6. Department of Pathology Pomeranian Medical University in Szczecin Szczecin Poland
7. Dalla Lana School of Public Health University of Toronto Toronto Canada