@article{ref1,
title="Sketches from The Lancet. Railways and health",
journal="Lancet",
year="1999",
author="Kandela, P.",
volume="353",
number="9160",
pages="1283-1283",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0140-6736",
doi="",
url="http://dx.doi.org/"
}