@article{ref1,
title="The perils of hierarchical exclusion rules: a further word of caution",
journal="Depression and anxiety",
year="2018",
author="Kotov, Roman and Ruggero, Camilo J. and Krueger, Robert F. and Watson, David and Zimmerman, Mark",
volume="35",
number="9",
pages="903-904",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1091-4269",
doi="10.1002/da.22826",
url="http://dx.doi.org/10.1002/da.22826"
}