@article{ref1,
title="Increased safety in the rugby scrum",
journal="South African medical journal SAMJ",
year="1979",
author="Cohen, I. and Siff, M. C.",
volume="56",
number="16",
pages="625-625",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0038-2469",
doi="",
url="http://dx.doi.org/"
}