1. Comparative Medicine Department, King Faisal Specialist Hospital and Research Centre, Riyadh 11211, Saudi Arabia.
2. Biomedical Sciences Program, University of Science and Technology, Zewail City of Science and Technology, Giza 11341, Egypt.
3. Department of Histology and Cytology, Faculty of Veterinary Medicine, Damanhour University, the Scientific Campus, Damanhour 22511, Egypt.
4. Department of Animal Production, College of Food and Agriculture Sciences, King Saud University, Riyadh 11451, Saudi Arabia.
5. Department of Theriogenology, Faculty of Veterinary Medicine, Zagazig University, Zagazig 44519, Egypt.
6. College of Veterinary Medicine, Chungnam National University, Daejeon 34134, Korea.
7. College of Veterinary Medicine and Research Institute for Veterinary Science, Seoul National University, Seoul 08826, Korea.
8. Division in Biomedical Art, Department of Fine Art, Incheon Catholic University Graduate School, Incheon 21986, Korea.
9. Department of Companion Animal, Shingu College, Seongnam 13174, Korea.