@article{ref1,
title="Influence of existing eye disorders on the practice of one's profession and leisure activities; epidemiology and prevention of accidents",
journal="Nederlands Tijdschrift voor Geneeskunde",
year="1987",
author="De Jong, P. T.",
volume="131",
number="49",
pages="2243-2246",
abstract="<p>[Abstract unavailable]</p><p>Language: nl</p>",
language="nl",
issn="0028-2162",
doi="",
url="http://dx.doi.org/"
}