@article{ref1,
title="Accident in pregnancy",
journal="Gynäkologische Rundschau",
year="1991",
author="Walcher, W. and Pusch, H. H. and Hönigl, W. and Mayer, H. O. and Häusler, M. and Ralph, G.",
volume="31",
number="Suppl 2",
pages="164-166",
abstract="<p>[Abstract unavailable]</p> <p>Language: de</p>",
language="de",
issn="0017-6001",
doi="",
url="http://dx.doi.org/"
}