Cell phone use before bedtime: a risk factor for excessive sleepiness in adolescents from military schools
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ABSTRACT Objective To investigate the prevalence of excessive daytime sleepiness (EDS) and associated factors in adolescents attending military schools. Methods 466 high school students (15-17 years old) of both sexes (230 men) participated. Participants were interviewed about sociodemographic characteristics and sleep duration (week and weekend), adopting values
创建时间：
2020-06-01
