1. Swedish University of Agricultural Sciences, Clinical Sciences, Uppsala 75007, Sweden
2. Al-Nahrain University-High Institute of Infertility Diagnosis and Assisted Reproductive Technologies, Clinical Reproductive Physiology, Baghdad 10007, Iraq
3. Gastroenterology and Hepatology Unit, Department of Medical Sciences, Uppsala University, Uppsala 75185, Sweden
4. Department of Surgery and Obstetrics, College of Veterinary Medicine, Baghdad University, Baghdad 10081, Iraq
5. Swedish University of Agricultural Sciences, Molecular Sciences, Uppsala 75007, Sweden
6. Graf Lehndorff Institute for Equine Sciences, Vetmeduni, Vienna, Austria, and Neustadt (Dosse) 16845, Germany
7. Artificial Insemination and Embryo Transfer, Department for Small Animals and Horses, Vetmeduni Vienna, Vienna 1210, Austria