@article{ref1,
title="Recommendations to prevent shoulder and elbow injuries due to over training in elementary school baseball players",
journal="Journal of orthopaedic science",
year="2017",
author="Takagishi, Kenji",
volume="22",
number="5",
pages="809-810",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0949-2658",
doi="10.1016/j.jos.2017.05.010",
url="http://dx.doi.org/10.1016/j.jos.2017.05.010"
}