@article{ref1,
title="Are we underestimating the suicide rate of middle and older-aged Indigenous Australians? An interaction between 'unknown' Indigenous status and age",
journal="Australian and New Zealand journal of public health",
year="2018",
author="Armstrong, Gregory and Spittal, Matthew J. and Jorm, Anthony F.",
volume="42",
number="4",
pages="412-413",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1326-0200",
doi="10.1111/1753-6405.12795",
url="http://dx.doi.org/10.1111/1753-6405.12795"
}