@article{ref1,
title="Influence of age, sex and diet on bone mass and fracture rate",
journal="Osteoporosis international",
year="1993",
author="Matkovic, V. and Ilich, J. and Hsieh, L.",
volume="3",
number="Suppl 1",
pages="20-22",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0937-941X",
doi="",
url="http://dx.doi.org/"
}