title: Ovine Johne's disease--progress and challenges.
authors.affiliation: Animal Health Australia's National Johne's Disease Program, AusVet Animal Health Services, Orange, New South Wales.
authors.forename: D J
authors.initials: DJ
authors.lastname: Kennedy
authors.forename: B
authors.initials: B
authors.lastname: Allworth
mesh_terms: D000818:Animals; D001315:Australia; D010283:Paratuberculosis / Q000517:prevention & control*; D011314:Preventive Health Services; D012756:Sheep