@article{ref1,
title="Comorbidity of unipolar depression: II Comorbidity with other mental disorders in adolescents and adults",
journal="Journal of abnormal psychology",
year="1991",
author="Rohde, Paul and Lewinsohn, Peter M. and Seeley, John R.",
volume="100",
number="2",
pages="214-222",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0021-843X",
doi="10.1037/0021-843X.100.2.214",
url="http://dx.doi.org/10.1037/0021-843X.100.2.214"
}