Analysis of the Ki-67 index in the vaginal epithelium of castrated rats treated with tamoxifen - Nery Aguiar, Afif Rieth; Aguiar, Yousef Qathaf; Conde Júnior, Aírton Mendes; Alencar, Airlane Pereira; Tavares, Cleciton Braga; Lopes Costa, Pedro Vitor; Nazário, Afonso Celso; Silva, Benedito Borges da (Clinics, 2016)