@article{ref1,
title="Clumsy children",
journal="British medical journal (clinical research edition)",
year="1988",
author="",
volume="296",
number="6623",
pages="717-717",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0267-0623",
doi="",
url="http://dx.doi.org/"
}