@article{ref1,
title="Hip pain in an adolescent after injury while playing football",
journal="BMJ",
year="2012",
author="Machin, John T. and Wordsworth, David R. and Raja, Senthooran and Burtt, Simon",
volume="345",
number="",
pages="e6265-e6265",
abstract="<p>[Abstract unavailable]  Keywords: Soccer </p> <p>Language: en</p>",
language="en",
issn="0959-535X",
doi="",
url="http://dx.doi.org/"
}