Diagnostic Accuracy of Intraoperative Frozen Section and Causes of Error in Ovarian Epithelial Tumors: An Institutional Experience Journal title: Middle East Journal of Cancer Authors: Fatemeh Nili, Vahid Soleimani, Behnaz Jahanbin, Seyed Siamak Jalal-Alhoseini, Alireza Ghanadan Subject(s):