1. Cochrane Austria, Department for Evidence-based Medicine and Evaluation; Danube University Krems; Krems Austria
2. Karl Landsteiner University of Health Sciences; Krems Austria
3. Department of Obstetrics and Gynaecology, Wellington Hospital; Capital & Coast District Health Board; Wellington New Zealand
4. The University of Auckland; Auckland New Zealand
5. University Clinic for Urology; Medical University of Vienna; Vienna Austria