@article{ref1,
title="Papua and New Guinea transcultural psychiatry: some implications of betel chewing",
journal="Medical journal of Australia",
year="1966",
author="Burton-Bradley, B. G.",
volume="2",
number="16",
pages="744-746",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-729X",
doi="",
url="http://dx.doi.org/"
}