Investigation the Efficiency Ceftiofur Hydrochloride in Prevention of Uterine Postpartum Infections and Improvement the Fertility Parameters in Holstein Dairy Cows Affected by Retained Fetal Membrane and Dystocia Journal title: International journal of Advanced Biological and Biomedical Research Authors: Amir Ali Golzari Fard| DVSc Student of Veterinary Theriogenology, Urmia Veterinary faculty, Urmia Un... Subject(s): Biological Sciences, Biochemistry, Microbiology, Molecular Biology, Anatomy, Physiology