@article{ref1,
title="Hip fractures up to date",
journal="British medical journal: BMJ",
year="1977",
author="Dinley, J.",
volume="1",
number="6061",
pages="643-644",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}