@article{ref1,
title="Contribution to the study of industrial accidents in the north of Parana",
journal="Revista brasileira de medicina",
year="1969",
author="de Rezende, J. M.",
volume="26",
number="2",
pages="73-81",
abstract="<p>[Abstract unavailable]</p><p>Language: pt</p>",
language="pt",
issn="0034-7264",
doi="",
url="http://dx.doi.org/"
}