@article{ref1,
title="Neurophysiology of pain",
journal="Dental clinics of North America",
year="1978",
author="Dubner, R.",
volume="22",
number="1",
pages="11-30",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0011-8532",
doi="",
url="http://dx.doi.org/"
}