Agreement between frozen section and histopathology to detect malignancy in adnexal masses according to size and morphology by ultrasound oleh Clarissa de Andrade Amaral, Priscila Grecca Pedrão, Luani Rezende Godoy, Yasmin Medeiros Guimarães, Cassia Arantes Petroni Macedo, Marcia Appel, Guilherme Spagna Accorsi, Jeferson Rodrigo Zanon, Ricardo dos Reis