Original version
Bere, E. T. (2020). Validity of items assessing self-reported number of breaks in sitting time among children and adolescents. International Journal of Environmental Research and Public Health (IJERPH), 17 (18). doi:
10.3390/ijerph17186708
Publisher
MDPI
Journal
International Journal of Environmental Research and Public Health (IJERPH)
Copyright
© 2020 The Author(s)