@article{ref1,
title="The trauma of athletics",
journal="New England journal of medicine",
year="1952",
author="Thorndike, A.",
volume="246",
number="9",
pages="335-339",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0028-4793",
doi="",
url="http://dx.doi.org/"
}