@article{ref1,
title="Parachuting injuries: a follow-up communication",
journal="British journal of sports medicine",
year="1992",
author="Steinberg, P. J. and Sukul, D. M.",
volume="26",
number="2",
pages="82-82",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0306-3674",
doi="",
url="http://dx.doi.org/"
}