@article{ref1,
title="Long-term changes in reported alcohol purchasing and consumption following an increase in New York State's purchase age to 19",
journal="British journal of addiction",
year="1988",
author="Williams, T. P. and Lillis, R. P.",
volume="83",
number="2",
pages="209-217",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0952-0481",
doi="",
url="http://dx.doi.org/"
}