Podnar H, Novak D, Radman I. Effects of a 5-minute classroom-based physical activity on on-task behavior and physical activity levels. Kinesiology [Internet]. 2018Dec.12 [cited 2024Nov.24];50(2):251-9. Available from: https://hrcak.srce.hr/ojs/index.php/kinesiology/article/view/6360