%0 Conference Proceedings %T Antimicrobial resistance and K99 (F5) gene possession in generic Escherichia coli isolated from different age groups of diarrheic and non-diarrheic newborn dairy calves in Mashhad, Iran %A Afshari Safavi, Ehsan Allah %A Mohammadi, Gholam Reza %A Rad, Mehrnaz %J 2nd International Congress of Veterinary Pharmacology %D 2011