@article{ref1,
title="Cryptogenic drop attacks: an affliction of women",
journal="British medical journal: BMJ",
year="1973",
author="Stevens, D. L. and Matthews, W. B.",
volume="1",
number="5851",
pages="439-442",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}