@article{ref1,
title="Hip fractures",
journal="Tidsskrift for den Norske Laegeforening",
year="1993",
author="Alho, A.",
volume="113",
number="12",
pages="1445-1445",
abstract="<p>[Abstract unavailable]</p><p>Language: no</p>",
language="no",
issn="0029-2001",
doi="",
url="http://dx.doi.org/"
}