@article{ref1,
title="The physician and boxing",
journal="El Día Médico",
year="1955",
author="Primavesi, L.",
volume="27",
number="6",
pages="147-148",
abstract="<p>[Abstract unavailable]</p><p>Language: es</p>",
language="es",
issn="0012-1762",
doi="",
url="http://dx.doi.org/"
}