AUTHOR=Grasaas Erik , Hysing Mari , Sandbakk Øyvind 

TITLE=The relationship between sleep duration and physical activity level among Norwegian adolescents: a cross-sectional study

JOURNAL=Frontiers in Public Health

VOLUME=12

YEAR=2024

URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2024.1495826

DOI=10.3389/fpubh.2024.1495826

ISSN=2296-2565