Online Resources
- American Association of Physicists in Medicine (www.aapm.org)
- American Cancer Society (www.cancer.org)
- American College of Radiology (www.acr.org)
- American Nuclear Society (www.ans.org)
- British Energy (www.british-energy.com)
- Center for Devices and Radiological Health (www.fda.gov/cdrh/index.html)
- Centers for Disease Control and Prevention (www.cdc.gov)
- Health Physics Society (www.hps.org)
- International Atomic Energy Agency (www.iaea.org)
- International Radiation Protection Association (www.irpa.net)
- National Safety Council (www.nsc.org)
- Nuclear Energy Institute (www.nei.org)
- Oak Ridge Institute for Science and Education (www.orise.orau.gov)
- Occupational Safety and Health Administration (www.osha.gov)
- Radiological Society of North America (www.radiologyinfo.org)
- United Kingdom Health Protection Authority (www.hpa.org.uk)
- University of Melbourne School of Physics (nuclearinfo.net/)
- Uranium Information Centre (www.uic.com.au/ral.htm)
- U.S. Environmental Protection Agency (www.epa.gov)
- U.S. Food and Drug Administration (www.fda.gov)
- U.S. Nuclear Regulatory Commission (www.nrc.gov)
- World Nuclear Association (www.world-nuclear.org)