1. Department of Molecular Pathology; Institute of Human Genetics Polish Academy of Sciences; Poznan Poland
2. Department of Oncology, Hematology and Bone Marrow Transplantation; University of Medical Sciences Poznan; Poznan Poland
3. Department of Medical Diagnostic Poznan; Poznan Poland
4. Family Medicine Department; University of Medical Sciences Poznan; Poznan Poland
5. Department of Health Promotion; University of Medical Sciences Poznan; Poznan Poland
6. Family Medicine Department; University of Ghent; Ghent Belgium