@article{ref1,
title="Vision necessary for an automobile driving license--special cases and borderline cases",
journal="Lakartidningen",
year="1968",
author="Granström, K. O.",
volume="65",
number="4",
pages="346-350",
abstract="<p>[Abstract unavailable]</p> <p>Language: sv</p>",
language="sv",
issn="0023-7205",
doi="",
url="http://dx.doi.org/"
}