[1] Univ Hosp Essen, Dept Obstet & Gynaecol, Essen, Germany
[2] TATAA Bioctr, Gothenburg, Sweden
[3] Univ Hosp Kralovake Vinohrady, Dept Lab Genet, Prague, Czech Republic
[4] CAS, Inst Biotechnol, Olomouc, Czech Republic
[5] AdnaGen GmbH, Langenhagen, Germany
[6] Univ Hosp Essen, West German Canc Ctr, Dept Med Oncol, Essen, Germany