Computed tomography (CT)—body. Radiological Society of North America website. Available at:
Updated July 2, 2012. Accessed November 19, 2012.
Radiation-emitting products: computed tomography (CT). US Food and Drug Administration website. Available at:
http://www.fda.gov/Radiation-EmittingProducts/RadiationEmittingProductsandProcedures/MedicalImaging/MedicalX-Rays/ucm115317.htm. Updated January 24, 2012. Accessed November 19, 2012.
Radiological Society of North America
US Food and Drug Administration
Canadian Association of Radiologists
Canadian Radiation Protection Association