1. Errors in Opioid Prescribing: A Prospective Survey in Cancer Pain
Philip E. Shaheen, MD, Susan B. LeGrand, MD, FACP, Declan Walsh, MSc, FACP, FRCP (Edin), Bassam Estfan, MD, Mellar P. Davis, MD, FCCP, Ruth L. Lagman, MD, MPH, Mohammad Riaz, MD, Bushra Cheema, MD 
Journal of Pain and Symptom Management 
Volume 39, Issue 4, Pages (April 2010)
DOI: /j.jpainsymman
Copyright © 2010 U.S. Cancer Pain Relief Committee Terms and Conditions

2. Fig. 1 Breakdown of study patients.
Journal of Pain and Symptom Management  , DOI: ( /j.jpainsymman )
Copyright © 2010 U.S. Cancer Pain Relief Committee Terms and Conditions

3. Journal of Pain and Symptom Management 2010 39, 702-711DOI: (10.1016/j.jpainsymman.2009.09.009)
Copyright © 2010 U.S. Cancer Pain Relief Committee Terms and Conditions

4. Journal of Pain and Symptom Management 2010 39, 702-711DOI: (10.1016/j.jpainsymman.2009.09.009)
Copyright © 2010 U.S. Cancer Pain Relief Committee Terms and Conditions