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Updated: Aug 21, 2026

Use of the Operant Orofacial Pain Assessment Device (OPAD) to Measure Changes in Nociceptive Behavior
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Use of the Operant Orofacial Pain Assessment Device (OPAD) to Measure Changes in Nociceptive Behavior

Published on: June 10, 2013

Overt versus covert treatment for pain, anxiety, and Parkinson's disease

Luana Colloca1, Leonardo Lopiano, Michele Lanotte

  • 1University of Turin Medical School, Turin, Italy.

The Lancet. Neurology
|October 19, 2004
PubMed

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