@article{ref1,
title="Achilles tendon rupture",
journal="Lancet",
year="1973",
author="Clarke, S. W.",
volume="1",
number="7799",
pages="369-369",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0140-6736",
doi="",
url="http://dx.doi.org/"
}