@article{ref1,
title="Toward a biochemical classification of depression",
journal="Advances in biochemical psychopharmacology",
year="1974",
author="van Praag, H. M.",
volume="11",
number="0",
pages="357-368",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0065-2229",
doi="",
url="http://dx.doi.org/"
}