A semi-nested RT-PCR assay targeted to hemagglutinin-esterase gene of Bovine Coronavirus - Souza, Sibele Pinheiro de; Asano, Karen Miyuki; Villarreal Buitrago, Laura Yaneth; Silva, Sheila Oliveira de Souza; Richtzenhain, Leonardo José; Brandão, Paulo Eduardo (Brazilian Journal of Veterinary Research and Animal Science, 2010)