@article{ref1,
title="The relationship between truck and tractor driving and disorders of the spine and supporting structures; report of a survey",
journal="Industrial medicine and surgery",
year="1950",
author="Fishbein, W. I. and Salter, L. C.",
volume="19",
number="9",
pages="444-445",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0019-8536",
doi="",
url="http://dx.doi.org/"
}