[1]
Freitas, M.G. et al. 2014. Evaluation of the intensity of helminth infection of calves using equations of regression. Pesquisa Agropecuaria Brasileira. 8, 6 (Apr. 2014), 25–29. DOI:https://doi.org/10.1590/S1678-3921.pab1973.v8.17351.