@article{ref1,
title="Maternal trauma during pregnancy",
journal="Clinical obstetrics and gynecology",
year="1994",
author="Kuhlmann, R. S. and Cruikshank, D. P.",
volume="37",
number="2",
pages="274-293",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0009-9201",
doi="",
url="http://dx.doi.org/"
}