@article{ref1,
title="The problem of chronic and degenerative diseases and accidents in the urban areas of Latin America",
journal="Revista de saude publica",
year="1975",
author="Laurenti, R.",
volume="9",
number="2",
pages="239-248",
abstract="<p>[Abstract unavailable]</p><p>Language: pt</p>",
language="pt",
issn="0034-8910",
doi="",
url="http://dx.doi.org/"
}