@article{ref1,
title="Watching over the elderly. The profile of osteoporosis",
journal="Servir",
year="1993",
author="Urrows, S. T. and Freston, M. S. and Pryor, D. L.",
volume="41",
number="6",
pages="335-340",
abstract="<p>[Abstract unavailable]</p><p>Language: pt</p>",
language="pt",
issn="0871-2379",
doi="",
url="http://dx.doi.org/"
}