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1. ​ Nicotine

2. Total Sleep Time Severely Drops during Adolescence

3. A Longitudinal Assessment of Sleep Timing, Circadian Phase, and Phase Angle of Entrainment across Human Adolescence

4. Genetic and Environmental Influences on Sleep-Wake behaviors in Adolescence

5. Interplay of chronotype and school timing predicts school performance

6. Meta-Analysis: Melatonin for the Treatment of Primary Sleep Disorders

7. A Co-Twin Control Study of the Association Between Bullying Victimization and Self-Harm and Suicide Attempt in Adolescence

8. Adolescent sleep and fluid intelligence performance

9. Wikipedia Bibliography:

   1. https://en.wikipedia.org/wiki/COVID-19_pandemic_in_Switzerland  :

      https://en.wikipedia.org/wiki/COVID-19_pandemic_in_Switzerland

   2. Caffeine

   3. https://en.wikipedia.org/wiki/Z%C3%BCrich  :

      https://en.wikipedia.org/wiki/Z%C3%BCrich

   4. Multilevel model

   5. Interquartile range

   6. Confidence interval