@article{ref1,
title="Suicide by the aged and family structure (2). Reports from public health offices",
journal="Hokenfu Zasshi",
year="1986",
author="Aoki, S. and Koida, J.",
volume="42",
number="4",
pages="310-316",
abstract="<p>[Abstract unavailable]</p><p>Language: ja</p>",
language="ja",
issn="0047-1844",
doi="",
url="http://dx.doi.org/"
}