@article{ref1,
title="Epidemiology of head injuries in adults: a pilot study",
journal="Canadian Medical Association journal",
year="1969",
author="Klonoff, Harry and Thompson, G. B.",
volume="100",
number="5",
pages="235-241",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0008-4409",
doi="",
url="http://dx.doi.org/"
}