@article{ref1,
title="Trampoline accidents",
journal="Deutsche Medizinische Wochenschrift",
year="1973",
author="Groher, ",
volume="98",
number="13",
pages="684-685",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0012-0472",
doi="",
url="http://dx.doi.org/"
}