@article{ref1,
title="The need to ban competitive sports involving preadolescent children",
journal="Pediatrics",
year="1975",
author="Sayre, B. M.",
volume="55",
number="4",
pages="564-565",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0031-4005",
doi="",
url="http://dx.doi.org/"
}