Follicle and corpus luteum size and vascularity as predictors of fertility at the time of artificial insemination and embryo transfer in beef cattle - Pinaffi, Fábio Luís Valerio; Santos, Eriko da Silva; Silva, Mauricio Guilherme da; Maturana Filho, Milton; Madureira, Ed Hoffmann; Silva, Luciano Andrade (Pesquisa Veterinária Brasileira, 2015)