@article{ref1,
title="The problem from the standpoint of the physician",
journal="Industrial medicine and surgery",
year="1966",
author="Ansfield, D. J.",
volume="35",
number="11",
pages="946-949",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0019-8536",
doi="",
url="http://dx.doi.org/"
}