Duarte, M.J. de F., Gomes, P.A.C. and Sant'Anna, D.B. (2014) “Prevalence and intensity of helminth infection in calves at Cantagalo, RJ, Brazil”, Pesquisa Agropecuaria Brasileira, 17(10), pp. 1521–1524. doi:10.1590/S1678-3921.pab1982.v17.16338.