1. Stability of clonidine in clonidine-hydromorphone mixture from implanted intrathecal infusion pumps in chronic pain patients 
Zvia Rudich, MD, Philip Peng, MBBS, FRCPC, Edward Dunn, PhD, Colin McCartney, MBChB, FRCA 
Journal of Pain and Symptom Management 
Volume 28, Issue 6, Pages (December 2004)
DOI: /j.jpainsymman
Copyright © 2004 U.S. Cancer Pain Relief Committee Terms and Conditions

2. Fig. 1
Comparison of the clonidine concentrations before and after refill. Bars indicate the concentration of clonidine before (white) and after (dark) refill.
Journal of Pain and Symptom Management  , DOI: ( /j.jpainsymman )
Copyright © 2004 U.S. Cancer Pain Relief Committee Terms and Conditions