@article{ref1,
title="My own private purgatory: how cluster headaches affect my life",
journal="Headache",
year="2008",
author="Vaughan, Ray",
volume="48",
number="10",
pages="1541-1543",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0017-8748",
doi="10.1111/j.1526-4610.2008.01303.x",
url="http://dx.doi.org/10.1111/j.1526-4610.2008.01303.x"
}