@article{ref1,
title="The lessons of railway spine",
journal="Medical science monitor",
year="2002",
author="Ferrari, Robert",
volume="8",
number="2",
pages="LE1-2",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1234-1010",
doi="",
url="http://dx.doi.org/"
}