Bovine herpesvirus type 1 in cumulus-oocyte complexes collected from naturally infected cows - Oliveira, André Penido; Heinemann, Marcos Bryan; Cortez, Adriana; Nascimento, Paula Maria Pires do; Leite, Rômulo Cerqueira; Viana, João Henrique Moreira (Pesquisa Agropecuária Brasileira, 2016)