[1] Tweesteden Hosp, Dept Obstet & Gynaecol, NL-5000 LA Tilburg, Netherlands
[2] Catharina Hosp, Dept Obstet & Gynaecol, Eindhoven, Netherlands
[3] PAMM Labs, Pathol Lab, Eindhoven, Netherlands
[4] Catharina Hosp, Dept Med Oncol, Eindhoven, Netherlands