ACR–SPR Practice parameter for the performance of pediatric fluoroscopic contrast enema examinations. American College of Radiology. http://www.acr.org/~/media/d69451719c8c4a97aaf36106b2e99136.pdf. October 1, 2014. Accessed March 2016.
Barium enema. Children’s Hospital of Pittsburg. http://www.chp.edu/CHP/Barium+Enema. Accessed March 2016.