@article{ref1,
title="The motivation of health behavior. 4",
journal="Zeitschrift fur Arztliche Fortbildung (Jena)",
year="1970",
author="Hüttner, I. and Hüttner, H.",
volume="64",
number="12",
pages="634-642",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-2178",
doi="",
url="http://dx.doi.org/"
}