@article{ref1,
title="Sports in adolescence",
journal="Medizinische Monatsschrift",
year="1965",
author="Hoske, H.",
volume="19",
number="10",
pages="441-444",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0025-8474",
doi="",
url="http://dx.doi.org/"
}