@article{ref1,
title="The role of the Instituto Nacional de Previdência Social in occupational accidents",
journal="Revista de saude publica",
year="1973",
author="Pavésio, L.",
volume="7",
number="1",
pages="51-61",
abstract="<p>[Abstract unavailable]</p><p>Language: pt</p>",
language="pt",
issn="0034-8910",
doi="",
url="http://dx.doi.org/"
}