@article{ref1,
title="Calcium and osteoporotic fractures",
journal="British journal of nutrition",
year="2004",
author="Meyer, Haakon E.",
volume="91",
number="4",
pages="505-506",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1145",
doi="10.1079/BJN20041098",
url="http://dx.doi.org/10.1079/BJN20041098"
}