@article{ref1,
title="Children and sport. Not all schoolchildren prefer team sports",
journal="British medical journal: BMJ",
year="1996",
author="Coffey, R.",
volume="312",
number="7040",
pages="1229-1229",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}