@article{ref1,
title="Fractures occurring in a mental hospital: a two-year study to determine their cause and prevention",
journal="Canadian Medical Association journal",
year="1967",
author="Walker, M. F. C. and Haden, P.",
volume="97",
number="23",
pages="1394-1396",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0008-4409",
doi="",
url="http://dx.doi.org/"
}