@article{ref1,
title="Physical trauma and multiple sclerosis",
journal="Neurology",
year="1994",
author="Visintainer, P. F.",
volume="44",
number="7",
pages="1360; author reply 1362-4",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0028-3878",
doi="",
url="http://dx.doi.org/"
}