@article{ref1,
title="The Toll of the Roads",
journal="Lancet",
year="1932",
author="Clausen, R.J.",
volume="1",
number="",
pages="854-854",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0140-6736",
doi="",
url="http://dx.doi.org/"
}