Souza, R.M. de and Birgel Junior, E.H. (2009) “Influence of puerperium and post-puerperal phase on the lipid profile of health Holstein cows”, Brazilian Journal of Veterinary Research and Animal Science, 46(1), pp. 5–10. doi:10.11606/issn.1678-4456.bjvras.2009.26743.