title: Prevention of Potomac horse fever.
authors.affiliation: Department of Clinical Studies, New Bolton Center, School of Veterinary Medicine, University of Pennsylvania.
authors.forename: J E
authors.initials: JE
authors.lastname: Palmer
mesh_terms: D000818:Animals; D001428:Bacterial Vaccines; D004536:Ehrlichia / Q000276:immunology*; D006734:Horse Diseases / Q000517:prevention & control*; D006736:Horses; D012287:Rickettsiaceae / Q000276:immunology*; D012288:Rickettsiaceae Infections / Q000517:prevention & control / Q000662:veterinary*; D014611:Vaccination / Q000662:veterinary*
chemical_list: D001428:Bacterial Vaccines