@article{ref1,
title="Did you add the same study twice in the meta-analysis?",
journal="British journal of psychiatry",
year="2015",
author="Cipriani, Andrea",
volume="207",
number="2",
pages="177-177",
abstract="<p>SafetyLit note: Cipriani correctly identifies the duplication of studies in a meta-analysis by Tor et al. Tor responds (DOI 10.1192/bjp.207.2.177a) and provides revised a table and figure.</p> <p>Language: en</p>",
language="en",
issn="0007-1250",
doi="10.1192/bjp.207.2.177",
url="http://dx.doi.org/10.1192/bjp.207.2.177"
}