P. Kenemans , E. Kubista, J.M. Foidart, C.H. Yip, B. von Schoultz, P. Sismondi, R. Vassilopoulou-Sellin, M.W. Beckmann, N.J. Bundred, J. Egberts, S. van Os, J. Planellas Department of Obstetrics and Gynecology, Free University, Amsterdam, De Boelenlaan 1117, 1081 HV Amsterdam, The Netherlands Department of Special Gynecology, Universitatsklinik fur Frauenheilkunde, Wahringer Gurtel 18-20, A-1090 Wien, Austria Department of Obstetrics and Gynecology, University of Liege, Domaine Universitaire du Sart Tilman B35, B-4000 Liege, Belgium University Malaya Medical Centre, 50603 Kuala Lumpur, Malaysia Division of Obstetrics and Gynecology, Karolinska Institute/Huddinge, SE-141 86 Stockholm, Sweden Unit of Gynecology Oncology, University of Turin, Via Magellano 1, 10128 Torino, Italy Anderson Cancer Center, University of Texas, 1515 Holcombe Blvd, Box 435, TX 77030 Houston, USA University Clinic, Universitatsstrasse 21-23, 91054 Erlangen, Germany Department of Academic Surgery, University Hospital of South Manchester, Southmoor Road, Wythenshawe, Manchester M23 9LT, UK Global Clinical Development, NV Organon, 5340BH Oss, The Netherlands