1- Al-Rawashdeh, O.F., 1999. Prevalence of ketonemia and associations with herd size, lactation stage, parity, and postparturient diseases in Jordanian dairy cattle. Preventive Veterinary Medicine, 40: 117-125.
2- Amouoghli Tabrizi B, Hasanpour A, Mousavi G and Hajialilou H, 2011. Evaluation of Serum Levels of Copper in Holstein Cows and Their Calves During Colostrum Nourishing Middle-East. Journal of Scientific Research, 7: 712-714.
3- Bernabucci, U., Ronchi, B., Lacetera, N. and Nardone, A. 2005. Influence of body condition score on relationships between metabolic status and oxidative stress in periparturient dairy cows. Journal of Dairy Science 88, 2017–2026.
4- Constable, P.D., Hindchcliff, K.W., Done, S.H., Grunberg, W. 2017. Veterinary medicine: a textbook of the diseases of cattle, sheep, goats, pigs and horses. 11th Edn. London: Baillière Tindall. pp. 1417-1462.
5- Duffield, T.F. 2000. Subclinical ketosis in lactating dairy cattle. Veterinary Clinics of North America: Food Animal Practices. 16: 231-253.
6- Duffield, T.F. 2004. Monitoring strategies for metabolic disease in transition dairy cows. In: 23rd World Buiatrics Congress. Quebec, Canada, July 11-16. Quebec: Medecin Veterinaire du Quebec.
https://www.cabdirect.org/cabdirect/abstract/20103178215
7- Geishauser, T., Leslie K., Tenhag, J, Bashiri, A. 2000. Evaluation of cow-side ketone Tests in milk for detection of subclinical ketosis in dairy cows. Journal of Dairy Science, 83: 296-299.
8- Jesse, P., Kimura, G. 2002. Metabolic diseases and their effect on immune function and resistance to infectious disease. National Mastitis Council Annual Meeting Proceedings. PP: 61-72, 88-100.
https://conservancy.umn.edu/bitstream/handle/11299/109096/1/Goff.pdf
9- Karimi, N., Mohri, M., Seifi, H., Azizzadeh, M., Heidarpour, M. 2015. Relationships between trace elements, oxidative stress and subclinical ketosis during transition period in dairy cows. Iranian Journal of Veterinary Science and Technology, 7: 46-56.
10- Miller, J.K., Brzezinska-Slebodzinska, E. and Madsen, F.C. 1993. Oxidative stress, antioxidants, and animal function. Journal of Dairy Science 76: 2812–2823.
11- Moallem, U., Rozov, A., Gootwine, E., Honig, H. 2012. Plasma concentrations of key metabolites and insulin in late-pregnant ewes carrying 1 to 5 fetuses. Journal of Animal Science, 90: 318-324.
12- Mohammad, M.A., 2009. Mineral status in blood serum of newborn calves in Assiut Governorate. Bs. Veterinary Medicine Journal 19, pp. 51-56.
13- Nafikov, R.A., Ametaj, B.N., Bobe, G., Koehler, K.J., Young, J.W., Beitz, D.C. 2006. Prevention of fatty liver in transition dairy cows by subcutaneous injections of glucagon. Journal of Dairy Science, 89: 1533-1545.
14- Nielen, M., Aarts, M.G.A., Jonkers, G.M. 1994. Evaluation of two cowside tests for the detection of subclinical ketosis in dairy cows. The Canadian Veterinary Journal 35: 229-232, 199.
15- Oetzel, G.R., 2003. Ketosis and hepatic lipidosis in dairy herds, American association of bovine practitioners, 36 Annual conference, September 15-17, Columbus, OH. PP: 1-19.
16- Ospina, P.A., Nydam, D.V., Stokol, T., Overton, T.R. 2010. Evaluation of nonesterified fatty acids and β-hydroxybutyrate in transition dairy cattle in the northeastern United States: Critical thresholds for prediction of clinical diseases. Journal Dairy Science, 93: 546-554.
17- Padilla, L, Ken-ichi, S. Jun, I, Tohru, M., Hideo, Y. 2005. Plasma vitamin C concentration is not related to the incidence of ketosis in dairy cows during the early lactation period. The Journal of Veterinariy medical Science, 67: 883-886.
18- Pavlata, L., Podhorsky, A., Pechova, A., Chomat, P. 2005. Differences in the occurrence of selenium, copper and zinc deficiencies in dairy cows, calves, heifers and bulls. Veterinary Medicine Czech, 50: 390-400.
19- Rook, J.S. 2000. Pregnancy toxemia of ewes, does, and beef cows. Veterinary Clinics of North America Food Animal Practice, 16: 293-317.
20- Sadjadian, R., Seifi, H.A., Mohri, M., Naserian, A.A., Farzaneh, N. 2013. Variations of energy biochemical metabolites in periparturient dairy Saanen goats. Comparative Clinical Pathology 22:.449-456.
21- Sahoo, S.S., Parta, R.C., Behera, P.C. and Swarup, D. 2009. Oxidative stress indices in the erythrocytes from lactating cows after treatment for subclinical ketosis with antioxidant incorporated in the therapeutic regime. Veterinary Research Communication, 33: 281–290.
22- Sharma, N., Singh, N.K., Singh, O.P., Pandey, V., Verma, P.K. 2011. Oxidative stress and antioxidant status during transition period in dairy cows. Asian- Australasian Journal of Animal Science, 24, 479 - 484.
23- Turk, R., Juretic, D., Geres, D., Svetina, A., Turk, N. and Flegar-Mestric, Z. 2008. Influence of oxidative stress and metabolic adaptation on PON1 activity and MDA level in transition dairy cows. Animal Reproduction Science 108, 98 – 106.
24- Whitaker, D.A., Smith E.J., da Rosa G.O., Kelly J.M. 1993. Some effects of nutrition and management on the fertility of dairy cattle. The Veterinary Record, 133: 61-64.
25- Zhang, Z., Liu, G., LiLi, X., GuoHongbin, G., Wang, W. 2010. Evaluation of the change of serum copper and zinc concentrations of dairy cows with subclinical ketosis. Biological Trace Element Research, 138: 8-12.