title: Ruminant paratuberculosis--a century of progress and frustration.
authors.affiliation: University of Missouri, Veterinary Medical Diagnostic Laboratory, Columbia 65211.
authors.forename: J M
authors.initials: JM
authors.lastname: Kreeger
mesh_terms: D000818:Animals; D010283:Paratuberculosis / Q000175:diagnosis / Q000209:etiology / Q000473:pathology; D012418:Ruminants