@article{ref1,
title="A few socio-medical aspects of railway medicine",
journal="Tijdschrift voor Sociale Geneeskunde",
year="1962",
author="Hovingh, P. J.",
volume="40",
number="",
pages="431-433",
abstract="<p>[Abstract unavailable]</p> <p>Language: nl</p>",
language="nl",
issn="0040-7607",
doi="",
url="http://dx.doi.org/"
}