@article{ref1,
title="Occupation and risk of hip fracture",
journal="Journal of public health medicine",
year="1999",
author="Green, B. and Thompson, Bruce and Lynch, C. and Egdell, P. and Jackson, K.",
volume="21",
number="3",
pages="359-360",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0957-4832",
doi="",
url="http://dx.doi.org/"
}