@article{ref1,
title="Subdural hematoma following roller coaster ride while anticoagulated",
journal="American journal of medicine",
year="1997",
author="Snyder, R. W. and Sridharan, S. T. and Pagnanelli, D. M.",
volume="102",
number="5",
pages="488-489",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-9343",
doi="10.1016/S0002-9343(97)89445-4",
url="http://dx.doi.org/10.1016/S0002-9343(97)89445-4"
}