Genetic variability of porcine parvovirus isolates revealed by analysis of partial sequences of the structural coding gene VP2 - Soares, Rodrigo Martins; Cortez, Adriana; Heinemann, Marcos Bryan; Sakamoto, Sidnei Miyoshi; Martins, Vanderlei Geraldo; Bacci Júnior, Maurício; Fernandes, Flora Maria de Campos; Richtzenhain, Leonardo José (Journal of General Virology, 2003)