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Harmon, Brook E.; Nigg, Claudio R.; Long, Camonia; Amato, Katie; Anwar, Anwar; Kutchman, Eve; Anthamatten, Peter; Browning, Raymond C.; Brink, Lois; Hill, James O. (2014). What matters when children play: Influence of Social Cognitive Theory and perceived environment on levels of physical activity among elementary-aged youth. Psychology of sport and exercise, 15(3), pp. 272-279. Elsevier Science 10.1016/j.psychsport.2014.02.001
