@article{ref1,
title="A night in crisis",
journal="Psychiatry interpersonal and biological processes",
year="1973",
author="Lau, H. G. and Cooper, S.",
volume="36",
number="1",
pages="23-36",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-2747",
doi="",
url="http://dx.doi.org/"
}