@article{ref1,
title="Development of a criterion to prevent tympanic membrane perforation caused by children's products",
journal="Injury control and safety promotion",
year="2002",
author="Rider, Gene and Stool, Daniel and Milkovich, Scott M.",
volume="9",
number="3",
pages="169-173",
abstract="Abstract unavailable.",
language="",
issn="1566-0974",
doi="",
url="http://dx.doi.org/"
}