@article{ref1,
title="Injuries of the chest",
journal="South African medical journal SAMJ",
year="1969",
author="Wilkinson, A. E.",
volume="43",
number="35",
pages="1067-1071",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0038-2469",
doi="",
url="http://dx.doi.org/"
}