@article{ref1,
title="Diagnostic issues in depression in old age",
journal="International clinical psychopharmacology",
year="1990",
author="Wattis, J. P.",
volume="5",
number="Suppl 3",
pages="1-6",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0268-1315",
doi="",
url="http://dx.doi.org/"
}