Contrast Dye and the Kidneys. National Kidney Foundation, Inc. https://www.kidney.org/atoz/content/Contrast-Dye-and-Kidneys. Accessed November 2017.
Computed Tomography (CT) – Body. RadiologyInfo.org. http://www.radiologyinfo.org/en/info.cfm?pg=bodyct. September 2014. Accessed March 2016.
US Food and Drug Administration. Computed tomography (CT). http://www.fda.gov/Radiation-EmittingProducts/RadiationEmittingProductsandProcedures/MedicalImaging/MedicalX-Rays/ucm115317.htm. Updated August 7, 2014. Accessed March 2016.
Safety: radiation exposure in x-ray examinations. RadiologyInfo.org. Radiology Society of North America. http://www.radiologyinfo.org/en/pdf/sfty_xray.pdf. Updated June 24, 2015. Accessed March 2016.