with other radiation protection and nuclear safety authorities on emergency preparedness, undertakes projects in areas such as countermeasures and laboratory aping, and serves as an informal communication network during emergencies. Pandemic Influenza Working Group: focuses on sharing and comparing respective national approaches to pandemic preparedness, including vaccine and anti-viral stockpiling and use, surveillance and epidemiology, diagnostics, and public health measures. See also Biosecurity Bioterrorism CBRN defense Centers for Disease Control and Prevention (United States) Council of Europe Convention on the Prevention of Terrorism Emergent virus European Centre for Disease Prevention and Control (EU) Health Threat Unit (EU) Pandemic References Sources External links Working Together to Counter Global Health Threats Event featuring Michael Leavitt, Secretary of the U.S. Department of Health and Human Services, at the Woodrow Wilson Center in October 2007. Public health organizations Nuclear warfare Biological warfare Chemical warfare International medical and health organizations International organizations based in Canada Radiation protection organizations