@article{ref1,
title="Trauma during pregnancy: maternal and fetal injury",
journal="Obstetrical and gynecological survey",
year="1974",
author="Crosby, W. M.",
volume="29",
number="10",
pages="683-699",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0029-7828",
doi="",
url="http://dx.doi.org/"
}