1 Gynaecology Research Unit, Hannover Medical School, Hannover, Germany.
2 Radiation Oncology Research Unit, Hannover Medical School, Hannover, Germany.
3 Macedonian Academy of Sciences and Arts, Research Centre for Genetic Engineering and Biotechnology "Georgi D. Efremov", Skopje, Republic of Macedonia.
4 Institute of Human Genetics, Biocenter, University of Würzburg, Würzburg, Germany.
5 Gynaecology Research Unit, Hannover Medical School, Hannover, Germany. doerk.thilo@mh-hannover.de.