0049 Screen time and sleep in young adolescents before and across the first year of the COVID-19 pandemic -V45IS1 0049 Screen time and sleep in young adolescents before and across the first year of the COVID-19 pandemic -V45IS1 Download 0048 The Association Between Sleep Health and Work- and Health-Related Quality of Life in Desk Workers and Differences in Associations Pre- and Post-COVID-19 Emergence -V45IS1 0050 The Role of Poverty and Perceived Stress on Insomnia Symptom Severity During the COVID-19 Pandemic -V45IS1