1. Stercoral Perforation of the Colon: A Potentially Fatal Complication of Opioid-Induced Constipation 
Andrew Davies, FRCP, Katherine Webber, PhD 
Journal of Pain and Symptom Management 
Volume 50, Issue 2, Pages (August 2015)
DOI: /j.jpainsymman
Copyright © 2015 American Academy of Hospice and Palliative Medicine Terms and Conditions

2. Fig. 1 Patient's erect chest X-ray.
Journal of Pain and Symptom Management  , DOI: ( /j.jpainsymman )
Copyright © 2015 American Academy of Hospice and Palliative Medicine Terms and Conditions