@article{ref1,
title="Injuries in day-care centers",
journal="American journal of diseases of children (1960)",
year="1987",
author="Rivara, Frederick P.",
volume="141",
number="9",
pages="938-938",
abstract="Abstract unavailable.",
language="",
issn="0002-922X",
doi="",
url="http://dx.doi.org/"
}