Sorge, UlrikeWells, ScottMolitor, TomLinn, J.G.Gallaher, Daniel2012-12-262012-12-262012-05-22https://hdl.handle.net/11299/141758en-USCattleDairyHerd HealthAssociation between Vitamin D and Mycobacterium avium subsp. paratuberculosis ELISA statusConference Paper