@article{ref1,
title="Tractor injuries: are they always farm related?",
journal="JPMA: Journal of the Pakistan Medical Association",
year="1991",
author="Balik, E. and Ulman, I. and Demircan, M.",
volume="41",
number="11",
pages="291-291",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0030-9982",
doi="",
url="http://dx.doi.org/"
}