@article{ref1,
title="Injuries to the semilunar cartilages of the knee in miners",
journal="British journal of industrial medicine",
year="1962",
author="Sharrard, W. J. and Liddell, F. D.",
volume="19",
number="",
pages="195-202",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1072",
doi="",
url="http://dx.doi.org/"
}