@article{ref1,
title="Lesions of bicycle wheels. incidence, etiology, use of wheel guards and seats for children, prevention",
journal="Ugeskrift for Laeger",
year="1976",
author="Juhl, M.",
volume="138",
number="52",
pages="3367-3371",
abstract="Abstract unavailable.",
language="",
issn="0041-5782",
doi="",
url="http://dx.doi.org/"
}