@article{ref1,
title="Is a stay in an intensive care unit a risk for falls?",
journal="Applied nursing research",
year="1993",
author="Roberts, B. L.",
volume="6",
number="3",
pages="135-136",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0897-1897",
doi="",
url="http://dx.doi.org/"
}