*Pain Research Group, Department of Symptom Research, U.T. M.D. Anderson Cancer Center, Houston, Texas; †Institute for Healthcare Improvement, Boston, Massachusetts; ‡Northwestern University Medical School, Chicago, Illinois; §VA Health Care System, Coordinator for Pain Management Services, VISN 11 and University of Michigan, Ann Arbor, Michigan; ¶VA Health Administration, Pain Management Initiative, Washington, DC; and **VA Connecticut Healthcare System and Yale University, West Haven, Connecticut
Received April 14, 2002;
revised October 5, 2002; second revision December 16, 2002; accepted January 25, 2003.
This study was supported by the VA Health Administration Pain Management Initiative, Contract No: V101(93)P-1669.
Correspondence and reprints: Charles S. Cleeland, Department of Symptom Research, Box 221, 1100 Holcombe, Houston, TX 77030. E-mail: [email protected]