@article{ref1,
title="Categories of substances most frequently ingested by children under 5 years of age reported by poison control centers 1971-1973",
journal="Bulletin (National Clearinghouse for Poison Control Centers (U.S.))",
year="1974",
author="",
volume="0",
number="0",
pages="1-1",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0049-5484",
doi="",
url="http://dx.doi.org/"
}