@article{ref1,
title=""Race-ethnicity": a dubious scientific concept",
journal="Public health reports (1974)",
year="1990",
author="Weissman, A.",
volume="105",
number="1",
pages="102-103",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0033-3549",
doi="",
url="http://dx.doi.org/"
}