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2. Use of an enzyme-linked immunosorbent assay to estimate prevalence of paratuberculosis in cattle of Florida;Braun;J Am Vet Med Assoc,1990
3. Ruminant paratuberculosis (Johne's disease): The current status and future prospects;Chiodini;Cornell Vet,1984
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5. Code of Federal Regulations, Animals and Animal Products, Title 9, Parts 1 to 199, Office of the Federal Register,1993