@article{ref1,
title="Direct injury of the skull base by an animal",
journal="Przeglad Lekarski",
year="1967",
author="Fiedorczuk, A.",
volume="23",
number="5",
pages="452-453",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0033-2240",
doi="",
url="http://dx.doi.org/"
}