@article{ref1,
title="Some medical aspects of caving accidents: illustrated by a case history",
journal="Injury",
year="1973",
author="Craven, S. A.",
volume="5",
number="2",
pages="94-99",
abstract="Abstract unavailable.",
language="",
issn="0020-1383",
doi="",
url="http://dx.doi.org/"
}