@article{ref1,
title="Dr. Charles H. Mayo and the automobile",
journal="Mayo Clinic proceedings",
year="1992",
author="Nelson, C. W.",
volume="67",
number="1",
pages="2-2",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0025-6196",
doi="",
url="http://dx.doi.org/"
}