Sani, R. N., Mohammadi, H. R., Mahdavi, A. and Dadashpour, H. (2017) “Effects of different regimens of PGF2α treatment during postpartum on reproductive performance in dairy cows”, Brazilian Journal of Veterinary Research and Animal Science, 53(4), pp. 1-9. doi: 10.11606/issn.1678-4456.bjvras.2016.107631.