@article{ref1,
title="Age and alcoholism",
journal="British journal of addiction to alcohol and other drugs",
year="1971",
author="Warder, J. and Ross, C. J. D.",
volume="66",
number="1",
pages="45-51",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-0890",
doi="",
url="http://dx.doi.org/"
}