@article{ref1,
title="Further report on fractures of the hip in elderly psychiatric patients",
journal="Geriatrics",
year="1963",
author="Oltman, J. E. and Friedman, S.",
volume="18",
number="",
pages="903-909",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0016-867X",
doi="",
url="http://dx.doi.org/"
}