@article{ref1,
title="American Academy of Pediatrics. Joint Committee on Physical Fitness, Recreation and Sports Medicine. Drugs and Sports",
journal="Pediatrics",
year="1973",
author="",
volume="52",
number="3",
pages="460-461",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0031-4005",
doi="",
url="http://dx.doi.org/"
}