@article{ref1,
title="The murder of girls. Prenatal ultrasonics",
journal="Krankenpflege journal",
year="1994",
author="",
volume="32",
number="9",
pages="367-367",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0174-108X",
doi="",
url="http://dx.doi.org/"
}