@article{ref1,
title="Long-term therapy for depression",
journal="Chirurgische Praxis",
year="2002",
author="Weitbrecht, W.-u.",
volume="60",
number="3",
pages="545-546",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0009-4846",
doi="",
url="http://dx.doi.org/"
}