@article{ref1,
title="Causal associations of physical activity/exercise and symptoms of depression and anxiety",
journal="Archives of general psychiatry",
year="2010",
author="Wolff, E. and Ströhle, A.",
volume="67",
number="5",
pages="540-541",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0003-990X",
doi="10.1001/archgenpsychiatry.2010.44",
url="http://dx.doi.org/10.1001/archgenpsychiatry.2010.44"
}