@article{ref1,
title="Is boxing a risk factor for Alzheimer's?",
journal="JAMA journal of the American Medical Association",
year="1989",
author="Merz, B.",
volume="261",
number="18",
pages="2597-2598",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}