@article{ref1,
title="Roller-coaster headache due to spinal cerebrospinal fluid leak",
journal="Lancet",
year="1996",
author="Schievink, W. I. and Ebersold, M. J. and Atkinson, J. L.",
volume="347",
number="9012",
pages="1409-1409",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0140-6736",
doi="",
url="http://dx.doi.org/"
}