@article{ref1,
title="Alcoholism among the cape coloureds",
journal="South African medical journal SAMJ",
year="1973",
author="Gillis, L. S. and Lewis, J. and Slabbert, M.",
volume="47",
number="30",
pages="1374-1382",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0038-2469",
doi="",
url="http://dx.doi.org/"
}