Bassett-Gunter, Rebecca, and Scott Leatherdale. “Activity Preferences and Demographic Factors Associated With Screen Time Sedentary Behaviour Among Grade 1 to 4 Students: A Pilot Study Among Canadian Children”. The Health & Fitness Journal of Canada 7, no. 1 (January 30, 2014): 3–13. Accessed April 24, 2024. https://hfjc.library.ubc.ca/index.php/HFJC/article/view/165.