@article{ref1,
title="Sleeping pills and insomnia",
journal="Science",
year="1979",
author="Medd, B. H.",
volume="205",
number="4401",
pages="6-7",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0036-8075",
doi="",
url="http://dx.doi.org/"
}