@article{ref1,
title="Investigation of exposure to risk factors among young drivers (16-25 years) 1969-1971",
journal="Canadian journal of public health",
year="1972",
author="Campbell, E. O.",
volume="63",
number="6",
pages="504-507",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0008-4263",
doi="",
url="http://dx.doi.org/"
}