@article{ref1,
title="Youth in the limelight of preventive medicine",
journal="Deutsche Medizinische Wochenschrift",
year="1971",
author="Biener, K.",
volume="96",
number="20",
pages="879-883",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0012-0472",
doi="",
url="http://dx.doi.org/"
}