Koopman, Joseph S. H. A. MD* †; Vrinten, Dorien H. MD*; van Wijck, Albert J. M. MD, PhD*
*Pain Clinic, Department of Anesthesiology, University Medical Center Utrecht, Utrecht
†Department of Medical Informatics, Erasmus University Rotterdam, Rotterdam, The Netherlands
The patches and the travel expenses of the participating patients were provided by the Benelux distributor of the patches TakeCare BV. The first and second authors have no conflicts of interest to declare, the third received compensation from the manufacturer. The first author is currently supported by an unrestricted grant from Pfizer for a totally unrelated research project.
Reprints: Joseph S. H. A. Koopman, MD, Department of Medical Informatics, Erasmus University Rotterdam, PO Box 2040, 3000 CA Rotterdam, The Netherlands (e-mail: [email protected]).
Received for publication July 20, 2008; revised November 28, 2008; accepted December 7, 2008
doi: 10.1097/AJP.0b013e31819a6f3e