@article{ref1,
title="Estrogen and exercise in prevention and treatment of osteoporosis",
journal="Geriatrics",
year="1982",
author="Aloia, J. F.",
volume="37",
number="6",
pages="81-85",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0016-867X",
doi="",
url="http://dx.doi.org/"
}