1. From the Department of Genetics and Pathology, International Hereditary Cancer Center, Pomeranian Medical University, Szczecin; Department of Tumor Biology, Centre of Oncology, Maria Sklodowska-Curie Memorial Institute, Gliwice; Prophylactic and Epidemiology Center, Poznań; Regional Oncology Hospital, Bydgoszcz; Regional Oncology Center, Opole; Regional Oncology Hospital, Bielsko Biała; Holy Cross Oncololgy Center, Kielce, Poland; Odette Cancer Centre, Sunnybrook Regional Cancer Centre; and Womens...