@article{ref1,
title="Psychiatric illness among paternal and maternal relatives of poor prognosis schizophrenics",
journal="British journal of psychiatry",
year="1972",
author="McCabe, M. S. and Fowler, R. C. and Cadoret, R. J. and Winokur, G.",
volume="120",
number="554",
pages="91-94",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1250",
doi="",
url="http://dx.doi.org/"
}