@article{ref1,
title="A new type of protection in boxing; prophylaxis of injuries in the area of teeth, jaw bone and temporomaxillary joint",
journal="Deutsche Medizinische Wochenschrift",
year="1953",
author="Brock, J.",
volume="78",
number="27-28",
pages="982-983",
abstract="<p>[Abstract unavailable]</p> <p>Language: un</p>",
language="un",
issn="0012-0472",
doi="",
url="http://dx.doi.org/"
}