@article{ref1,
title="A five-year follow-up study of schizophrenia in Singapore",
journal="Singapore medical journal",
year="1985",
author="Tsoi, W. F. and Kok, L. P. and Chew, S. K.",
volume="26",
number="2",
pages="171-177",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0037-5675",
doi="",
url="http://dx.doi.org/"
}