title: Oral transmission of Ehrlichia risticii resulting in Potomac horse fever.
authors.affiliation: Department of Clinical Studies, New Bolton Center, School of Veterinary Medicine, University of Pennsylvania, Kennett Square 19348.
authors.forename: J E
authors.initials: JE
authors.lastname: Palmer
authors.forename: C E
authors.initials: CE
authors.lastname: Benson
mesh_terms: D000818:Animals; D004536:Ehrlichia; D006734:Horse Diseases / Q000635:transmission*; D006736:Horses; D012288:Rickettsiaceae Infections / Q000635:transmission / Q000662:veterinary*