@article{ref1,
title="Problem of accidents to preschool child",
journal="New York state journal of medicine",
year="1967",
author="Fontana, V. J.",
volume="67",
number="7",
pages="913-916",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0028-7628",
doi="",
url="http://dx.doi.org/"
}