@article{ref1,
title="Self-induced mediastinal emphysema in a psychotic; an attempt to commit suicide by means of the Valsalva experiment",
journal="Journal of nervous and mental disease",
year="1947",
author="Rosenblum, M. P. and Silverman, J. J.",
volume="105",
number="4",
pages="414-419",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-3018",
doi="",
url="http://dx.doi.org/"
}