@article{ref1,
title="Parachute use to prevent death and major trauma related to gravitational challenge: systematic review of [randomized] controlled trials",
journal="Journal of the International Association of Physicians in AIDS Care (2002)",
year="2004",
author="Smith, Gordon C. S. and Pell, Jill P.",
volume="3",
number="4",
pages="108-109",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1545-1097",
doi="",
url="http://dx.doi.org/"
}