Related Experiment Video
Updated: Jul 20, 2026

12:20
Use of the Operant Orofacial Pain Assessment Device (OPAD) to Measure Changes in Nociceptive Behavior
Published on: June 10, 2013
Comment on Evelmo et al.: Reward responsiveness in patients with chronic pain
1Memorial University of Newfoundland School of Pharmacy, St. John's, Canada.
European Journal of Pain (London, England)
|April 14, 2017
Abstract
No abstract available in PubMed .

