@article{ref1,
title="Current issues in the epidemiology of injury",
journal="American journal of epidemiology",
year="1973",
author="Waller, Julian A.",
volume="98",
number="2",
pages="72-76",
abstract="Abstract unavailable.",
language="",
issn="0002-9262",
doi="",
url="http://dx.doi.org/"
}