@article{ref1,
title="Visual impairment and traffic accidents from the viewpoint of lack of personnel",
journal="Klinische Monatsblätter für Augenheilkunde (1963)",
year="1966",
author="Gramberg-Danielsen, B.",
volume="148",
number="4",
pages="579-588",
abstract="<p>[Abstract unavailable]</p> <p>Language: de</p>",
language="de",
issn="0023-2165",
doi="",
url="http://dx.doi.org/"
}