@article{ref1,
title="Mood alterations and tramadol",
journal="American journal of psychiatry",
year="1996",
author="Pinkofsky, H. B. and Woodward, R. A. and Reeves, R. R.",
volume="153",
number="6",
pages="843-844",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-953X",
doi="10.1176/ajp.153.6.843b",
url="http://dx.doi.org/10.1176/ajp.153.6.843b"
}