00058 A NEW LOGISTIC REGRESSION MODEL TO DIFFERENTIATE PREOPERATTVELY BETWEEN BENIGN AND MALIGNAT AD-NEXAL MASSES: A MULTICENTRE STUDY BY THE INTERNATIONAL OVARIAN TUMOR ANALYSIS (IOTA) GROUP. (1st September 2005) - Timmerman, D.; Testa, A. C.; Bourne, T.; Ferrazzi, E.; Ameye, L.; Konstantinovic, M. L.; Van Holsbeke, C.; Vergote, I.; Van Huffel, S.; Valentin, L.