@article{ref1,
title="A single, annual, high dose of oral vitamin D increased falls and fractures in older women",
journal="Annals of internal medicine",
year="2010",
author="",
volume="153",
number="6",
pages="JC33-JC33",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0003-4819",
doi="10.1059/0003-4819-153-6-201009210-02003",
url="http://dx.doi.org/10.1059/0003-4819-153-6-201009210-02003"
}