@article{ref1,
title="Histamine and antihistamine substances",
journal="Postgraduate medical journal",
year="1948",
author="Burn, J. H.",
volume="24",
number="268",
pages="76-80",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0032-5473",
doi="",
url="http://dx.doi.org/"
}