@article{ref1,
title="The legal drinking age and underage drinking in the United States",
journal="Archives of pediatrics and adolescent medicine",
year="2009",
author="Hingson, R. W.",
volume="163",
number="7",
pages="598-600",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1072-4710",
doi="10.1001/archpediatrics.2009.66",
url="http://dx.doi.org/10.1001/archpediatrics.2009.66"
}