Prevalence and risk factors for transition period diseases in grazing dairy cows in Brazil

Autor: Daros, Rolnei R., Hötzel, Maria J., Bran, Jose A., LeBlanc, Stephen J., von Keyserlingk, Marina A.G.
Zdroj: In Preventive Veterinary Medicine 15 September 2017 145:16-22
Databáze: ScienceDirect