@article{ref1,
title="Sport medical examination of bicyclists",
journal="Medizinische Klinik [Urban und Schwarzenberg]",
year="1968",
author="Prokop, L.",
volume="63",
number="7",
pages="278-278",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0025-8458",
doi="",
url="http://dx.doi.org/"
}