An attenuated Anaplasma marginale vaccine in Peru.
D000709:Anaplasma; D000712:Anaplasmosis / Q000517:prevention & control*; D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000517:prevention & control*; D006400:Hematocrit; D010568:Peru; D014612:Vaccines
D014612:Vaccines