title: Anaplasma and babesia premunition of 2-year-old Holstein heifers destiened for shipment to Nicaragua.
mesh_terms: D000712:Anaplasmosis / Q000276:immunology*; D000818:Animals; D001404:Babesiosis / Q000276:immunology*; D002417:Cattle; D002418:Cattle Diseases / Q000276:immunology*; D005260:Female; D009527:Nicaragua; D014186:Transportation; D014481:United States