@article{ref1,
title="Optimizing recruitment and retention of adolescents in emergency department research: findings from concussion biomarker pilot",
journal="American journal of emergency medicine",
year="2018",
author="Mbachu, Sean N. and Pieribone, Vincent A. and Bechtel, Kirsten A. and McCarthy, Madeline L. and Melnick, Edward R.",
volume="36",
number="5",
pages="884-887",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0735-6757",
doi="10.1016/j.ajem.2017.09.014",
url="http://dx.doi.org/10.1016/j.ajem.2017.09.014"
}