@article{ref1,
title="Depression in women: could drinking coffee be protective?",
journal="Nursing for women's health",
year="2011",
author="Hellwig, Jennifer P.",
volume="15",
number="6",
pages="470-475",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1751-4851",
doi="10.1111/j.1751-486X.2011.01681.x",
url="http://dx.doi.org/10.1111/j.1751-486X.2011.01681.x"
}