1. Department of Veterinary Sciences, Animal and Veterinary Research Centre (CECAV), Associate Laboratory for Animal and Veterinary Sciences (AL4AnimalS), School of Agricultural and Veterinary Sciences, University of Trás-os-Montes and Alto Douro (UTAD), 5000-801 Vila Real, Portugal
2. Animal Reproduction Department, National Institute of Agronomic Research (INIA-CSIC), Puerta De Hierro Avenue s/n, CP, 28040 Madrid, Spain
3. Department of Veterinary Medicine, School of Biomedical and Health Sciences, Universidad Europea de Madrid, C/Tajo s/n, Villaviciosa De Odón, 28670 Madrid, Spain