000461 IS SERUM CA 125 ESSENTIAL TO DIFFERENTIATE BETWEEN MALIGNAT AND BENIGN ADNEXAL TUMOURS? A MULTICENTRE STUDY BY THE INTERNATIONAL OVARIAN TUMOUR ANALYSIS (IOTA) GROUP
000461 IS SERUM CA 125 ESSENTIAL TO DIFFERENTIATE BETWEEN MALIGNAT AND BENIGN ADNEXAL TUMOURS? A MULTICENTRE STUDY BY THE INTERNATIONAL OVARIAN TUMOUR ANALYSIS (IOTA) GROUP