@article{ref1,
title="Be careful with statistics--they're fragile",
journal="JAMA journal of the American Medical Association",
year="1972",
author="",
volume="221",
number="4",
pages="403-404",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}