@article{ref1,
title="The epidemiology of skiing injuries",
journal="Minnesota medicine",
year="1977",
author="Criqui, M. H.",
volume="60",
number="12",
pages="877-880",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0026-556X",
doi="",
url="http://dx.doi.org/"
}