1. Department of Obstetrics and Gynecology, Center for Reproductive Medicine, Peking University Third Hospital, Beijing, China
2. College of Medicine, Burnett School of Biomedical Sciences, University of Central Florida, Orlando, FL, USA
3. Deptartment of Cancer Genetics, Greater Poland Cancer Centre, Poznan, Poland
4. Department of Enviromental Biology, Poznan University of Medical Sciences, Poznan, Poland
5. Department of Head and Neck Surgery, Greater Poland Cancer Centre, Poznan University of Medical Sciences, Poznan, Poland
6. Human Biology, The J. Craig Venter Institute, La Jolla, CA, USA
7. Postgraduate School of Molecular Medicine, Medical University of Warsaw, Poland