@article{ref1,
title="An aid to accident prevention: medical profile classification of bus operators",
journal="Industrial medicine and surgery",
year="1953",
author="Brandaleone, H. and Friedman, G. J.",
volume="22",
number="11",
pages="520-524",
abstract="Abstract unavailable.",
language="",
issn="0019-8536",
doi="",
url="http://dx.doi.org/"
}