@article{ref1,
title="Perinatal mortality in Wales",
journal="British journal of preventive and social medicine",
year="1968",
author="Ashley, D. J.",
volume="22",
number="3",
pages="132-137",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1242",
doi="",
url="http://dx.doi.org/"
}