@article{ref1,
title="Growth from three to five years",
journal="British journal of preventive and social medicine",
year="1956",
author="Thompson, Jack",
volume="10",
number="3",
pages="128-133",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0007-1242",
doi="",
url="http://dx.doi.org/"
}