@article{ref1,
title="In-line skating injuries, 1987 through 1992",
journal="American journal of public health",
year="1994",
author="Calle, S. C.",
volume="84",
number="4",
pages="675-675",
abstract="Abstract unavailable.",
language="",
issn="0090-0036",
doi="",
url="http://dx.doi.org/"
}