@article{ref1,
title="Indirect costs of disease and injury in Maryland: below the tip of the iceberg",
journal="Maryland medicine",
year="2009",
author="Runbeck, Britta and Baker, Timothy D.",
volume="10",
number="3",
pages="22-23",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1538-2656",
doi="",
url="http://dx.doi.org/"
}