For More Information CFSPH Technical Fact Sheets. Bovine Spongiform Encephalopathy at http://www.cfsph.iastate.edu/DiseaseInfo/ CDC website. Variant Creutzfeldt-Jakob Disease at http://www.cdc.gov/ncidod/dvrd/vcjd/ USDA-APHIS-VS. BSE at http://www.aphis.usda.gov/newsroom/hot_issues/bse/index.shtml