@article{ref1,
title="Late use of electronic media and its association with sleep, depression, and suicidality among Korean adolescents",
journal="Sleep Medicine",
year="2017",
author="Mortazavi, S. M. J. and Mortazavi, S. a. R. and Paknahad, Maryam",
volume="32",
number="",
pages="275-276",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1389-9457",
doi="10.1016/j.sleep.2016.11.014",
url="http://dx.doi.org/10.1016/j.sleep.2016.11.014"
}