@article{ref1,
title="Suicide by physicians",
journal="Diseases of the nervous system",
year="1968",
author="Craig, A. G. and Pitts, F. N. Jr",
volume="29",
number="11",
pages="763-772",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0012-3714",
doi="",
url="http://dx.doi.org/"
}