Papdakis M, McPhee S. Diverticular Disease of the Colon. Current Medical Diagnosis & Treatment, pp. 647-649, McGraw Hill Medical 2015.
National Digestive Diseases Information Clearinghouse. US Dept of Health and Human Services, National Institutes of Health, National Institute of Diabetes and Digestive and Kidney Diseases. Diverticular disease. NIH Pub. NO. 08-1163. http://digestive.niddk.nih.gov/ddiseases/pubs/diverticulosis/#cause. 2013. Accessed September 2014.