@article{ref1,
title="The effect of an hypnotic with a short half-life on hangover effect in old patients",
journal="Age and ageing",
year="1978",
author="Nayal, S. and Castleden, C. M. and George, Charles F. P. and Marcer, D.",
volume="",
number="Suppl",
pages="50-54",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-0729",
doi="",
url="http://dx.doi.org/"
}