@article{ref1,
title="Little league football for 8- to 12-year-olds",
journal="Pediatrics",
year="1972",
author="Diamond, Eugene F.",
volume="49",
number="1",
pages="146-147",
abstract="<p>[Abstract unavailable]  Keywords: American football; </p> <p>Language: en</p>",
language="en",
issn="0031-4005",
doi="",
url="http://dx.doi.org/"
}