Blocked intestine or gastrointestinal obstruction. American Society of Clinical Oncology (ASCO). (2012, February). Cancer.Net. Alexandria, VA.: American Society of Clinical Oncology (ASCO).
Ansari P. Intestinal obstruction. Beers, M. H., & Berkow, R., (Eds.). (2012, August). Merck Manual for Healthcare Professionals. Rahway, NJ: Merck Research Laboratories.
Longstreth GF. Intestinal obstruction. (2012, July 25). PubMed Health. U.S. National Library of Medicine.
Ripamonti CI, Gerdes H, Easson AM. Bowel obstruction. Berger AM, Shuster JL Jr, & Von Roenn JH (eds.). (2013). Principles and Practice of Palliative Care and Supportive Oncology. (4th Edition). Philadelphia: Lippincott Williams & Wilkins. 15: pp. 193-209.×