@article{ref1,
title="Open up about stress [19]",
journal="British medical journal international edition",
year="1993",
author="Wilkinson, P.",
volume="306",
number="6891",
pages="e1542-e1542",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8146",
doi="",
url="http://dx.doi.org/"
}