@article{ref1,
title="Double suicide in psychiatric hospital patients",
journal="British journal of psychiatry",
year="1966",
author="Crawford, J. P. and Willis, J. H.",
volume="112",
number="493",
pages="1231-1235",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1250",
doi="",
url="http://dx.doi.org/"
}