@article{ref1,
title="Lung cancer and injury; nonexistance of causal relation",
journal="La Semana Médica",
year="1955",
author="Gimenez zapiola, J.",
volume="106",
number="16",
pages="492-494",
abstract="<p>[Abstract unavailable]</p><p>Language: es</p>",
language="es",
issn="0370-9590",
doi="",
url="http://dx.doi.org/"
}