@article{ref1,
title="Medical ethics in combat sports that permit knockouts",
journal="Tidsskrift for den Norske Laegeforening",
year="2017",
author="Hytten, Karsten and Tønsaker, Stine Kathrin",
volume="137",
number="17",
pages="e17.o411-e17.o411",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0029-2001",
doi="10.4045/tidsskr.17.0411",
url="http://dx.doi.org/10.4045/tidsskr.17.0411"
}