@article{ref1,
title="Disaster drill serves four-fold purpose",
journal="Hospital progress",
year="1958",
author="Wilhelmina, ",
volume="39",
number="11",
pages="32-4 passim",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0018-5817",
doi="",
url="http://dx.doi.org/"
}