@article{ref1,
title="Severe breathlessness, respiratory failure, and asphyxia",
journal="British medical journal (clinical research edition)",
year="1981",
author="Parry-Jones, O. C. and Hodges, N. G.",
volume="282",
number="6262",
pages="441-443",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0267-0623",
doi="",
url="http://dx.doi.org/"
}