@article{ref1,
title="Every third hip fracture can be prevented",
journal="Sygeplejersken",
year="1998",
author="Kjeldsen, S. B.",
volume="98",
number="6",
pages="18-21",
abstract="<p>[Abstract unavailable]</p><p>Language: da</p>",
language="da",
issn="0106-8350",
doi="",
url="http://dx.doi.org/"
}