@article{ref1,
title="Special type of injuries in young children due to insufficient protective devices on bicycles",
journal="Zentralblatt fur Chirurgie",
year="1970",
author="Lais, E.",
volume="95",
number="15",
pages="478-481",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-409X",
doi="",
url="http://dx.doi.org/"
}