1. 1Division of Animal Sciences, University of Missouri, Columbia, Missouri, USA
2. 3Department of Animal Sciences, Faculty of Agricultural Sciences, National University of Colombia, Palmira, Colombia
3. 2Department of Obstetrics, Gynecology and Women’s Health, University of Missouri, Columbia, Missouri, USA
4. 4Faculty of Agricultural Sciences, University of Applied and Environmental Sciences U.D.C.A, Bogota, Colombia