@article{ref1,
title="Confidential enquiries into maternal deaths, 1997-1999",
journal="British journal of anaesthesia",
year="2003",
author="Wildsmith, J. A. W.",
volume="90",
number="2",
pages="257; author reply 257-8",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-0912",
doi="",
url="http://dx.doi.org/"
}