@article{ref1,
title="Eye injuries in ball sports",
journal="Bericht uber die Zusammenkunft - Deutsche Ophthalmologische Gesellschaft",
year="1970",
author="Toppel, L.",
volume="70",
number="",
pages="209-214",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0070-427X",
doi="",
url="http://dx.doi.org/"
}