@article{ref1,
title="Accuracy of registered causes of neonatal deaths in 1958",
journal="British journal of preventive and social medicine",
year="1972",
author="Fedrick, J. and Butler, N. R.",
volume="26",
number="2",
pages="101-105",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1242",
doi="",
url="http://dx.doi.org/"
}