@article{ref1,
title="Mental disorder as a mass phenomenon: A pattern for the study of minor and major disorders, as they affect populations of people, based on an epidemiologic analysis of suicide and other psychiatric disease",
journal="AMA archives of neurology and psychiatry",
year="1951",
author="Lindemann, E. and Ipsen, J. and Vaughan, W. Jr and O'rourke, E.",
volume="66",
number="5",
pages="648-650",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0096-6886",
doi="",
url="http://dx.doi.org/"
}