@article{ref1,
title="The nature of deterioration in schizophrenic conditions",
journal="Psychological issues",
year="1977",
author="Shakow, D.",
volume="10",
number="2",
pages="4-86",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0048-5748",
doi="",
url="http://dx.doi.org/"
}