Garrido, M. R., A. I. Peña, P. G. Herradon, J. J. Becerra, J. Sande, and L. A. Quintela. “Short Communication: Evaluation of Tubal Patency in Repeat Breeder Holstein Cows”. Spanish Journal of Agricultural Research, Vol. 17, no. 4, Feb. 2020, p. e04SC02, doi:10.5424/sjar/2019174-15419.