@article{ref1,
title="Acute barbiturate poisoning",
journal="Lancet",
year="1956",
author="Broughton, P. M. and Higgins, G. and O'Brien, J. R.",
volume="270",
number="6909",
pages="180-184",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0140-6736",
doi="",
url="http://dx.doi.org/"
}