@article{ref1,
title="High caffeine intake in adolescents: associations with difficulty sleeping and feeling tired in the morning",
journal="Journal of Adolescent Health",
year="2006",
author="Orbeta, Rebecca L. and Overpeck, Mary D. and Ramcharran, Darmendra and Kogan, Michael D. and Ledsky, Rebecca",
volume="38",
number="4",
pages="451-453",
abstract="The objective of this study was to examine the association between caffeine usage in U.S. adolescents and the frequency that feeling tired in the morning and having difficulty sleeping is reported. In this study we found that feeling tired in the morning and having difficulty sleeping was experienced more commonly in those adolescents that have a high intake of caffeine.<p /> <p>Language: en</p>",
language="en",
issn="1054-139X",
doi="10.1016/j.jadohealth.2005.05.014",
url="http://dx.doi.org/10.1016/j.jadohealth.2005.05.014"
}