@article{ref1,
title="Suicide in Singapore",
journal="Singapore medical journal",
year="1972",
author="Chia, Boon-Hock and Tsoi, W. F.",
volume="13",
number="2",
pages="91-97",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0037-5675",
doi="",
url="http://dx.doi.org/"
}