@article{ref1,
title="Problems with the use of stimulants in rural girls",
journal="Medizinische Klinik [Urban und Schwarzenberg]",
year="1977",
author="Biener, K.",
volume="72",
number="1",
pages="28-30",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0025-8458",
doi="",
url="http://dx.doi.org/"
}