Johnson,W O

Institution: USDA, Animal and Plant Health Inspection Service, Veterinary Services, Centers for Epidemiology and Animal Health, Fort Collins, CO 80526-8117, USA

Top Collaborators: Lombard JE, Gardner IA, Jafarzadeh SR, Fossler CP, Harris B, Capsel RT, Wagner BA

Research Interests: Animal, Classification, Cost, Culture, Cultures, Expert Opinion, Health, Infection, Methods, Mycobacterium, Mycobacterium Avium, Mycobacterium Avium Subsp. Paratuberculosis, Paratuberculosis, Prevalence, Probability, Sensitivity, Specificity