@article{ref1,
title="Fracture classification systems: do they work and are they useful?",
journal="Journal of bone and joint surgery: American volume",
year="1994",
author="Bernstein, J.",
volume="76",
number="5",
pages="792-793",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-9355",
doi="",
url="http://dx.doi.org/"
}