Ortiz, W. H.; Quirino, C. R.; Silva, A.; Oliveira, C. S.; Serapião R. V.; Pacheco, A.; Bartholazzi, A. Association Between BMP4 Gene Polymorphism and in Vitro Embryo Production Traits in Gyr Cows. Rev. colomb. cienc. pecu. 2015, 28, 156-164.