@article{ref1,
title="Evaluation of 'infant at risk' registers",
journal="Archives of disease in childhood",
year="1970",
author="Knox, E. G. and Mahon, D. F.",
volume="45",
number="243",
pages="634-639",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-9888",
doi="",
url="http://dx.doi.org/"
}