1. Department of Reproduction, Fertility and Artificial Insemination, Faculty of Veterinary Medicine, University of Belgrade, Belgrade, Serbia
2. Institute of Molecular Genetics and Genetic Engineering (IMGGE), University of Belgrade, Belgrade, Serbia
3. Department of Animal Breeding and Genetics, Faculty of Veterinary Medicine, University of Belgrade, Belgrade, Serbia
4. Institute of Lowland Forestry and Environment (ILFE), University of Novi Sad, Novi Sad, Serbia
5. Department of Biology, Faculty of Veterinary Medicine, University of Belgrade, Belgrade, Serbia