@article{ref1,
title="Motor-car accidents during pregnancy: 2",
journal="Medical journal of Australia",
year="1977",
author="Herbert, D. C. and Henderson, J. M.",
volume="1",
number="18",
pages="670-671",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-729X",
doi="",
url="http://dx.doi.org/"
}