1. Breast Cancer Center, Maria Sklodowska‑Curie National Research Institute of Oncology Gliwice Branch, Gliwice, Upper Silesia 44‑102, Poland
2. Department of Clinical and Molecular Genetics, Maria Sklodowska‑Curie National Research Institute of Oncology Gliwice Branch, Gliwice, Upper Silesia 44‑102, Poland
3. Department of Biostatistics and Bioinformatics, Maria Sklodowska‑Curie National Research Institute of Oncology Gliwice Branch, Gliwice, Upper Silesia 44‑102, Poland