Prevalence and risk factors associated with Salmonella species contamination of commercial poultry farms in Jos, Plateau State, Nigeria

1 Central Diagnostic Laboratory, National Veterinary Research Institute, Vom, Nigeria. 2 Department of Microbiology, Ahmadu Bello University, Zaria, Nigeria. 3 Department of Bacterial Vaccine Production, National Veterinary Research Institute, Vom, Nigeria. 4 Department of Viral Research, National Veterinary Research Institute, Vom, Nigeria. 5 Department of Bacterial Research, National Veterinary Research Institute, Vom, Nigeria. 6 Department of Microbiology, Federal College of Veterinary and Medical Laboratory Technology, Vom, Nigeria.