@article{ref1,
title="Mental disturbance in the ill old person",
journal="British medical journal: BMJ",
year="1973",
author="Dunn, T. and Arie, T.",
volume="4",
number="5889",
pages="413-416",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}