@article{ref1,
title="Vitamin D supplementation and the prevention of fractures and falls",
journal="Age and ageing",
year="2007",
author="Zeimer, Henry",
volume="36",
number="2",
pages="232-233",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0002-0729",
doi="10.1093/ageing/afl176",
url="http://dx.doi.org/10.1093/ageing/afl176"
}