@article{ref1,
title="Injuries caused by bicycle spokes in children",
journal="Zentralblatt fur Chirurgie",
year="1989",
author="Keim, L.",
volume="114",
number="17",
pages="1167-1170",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-409X",
doi="",
url="http://dx.doi.org/"
}