1. A Longitudinal Study of the Effect of Organized Physical Activity on Free Active Play. Issue 9 (September 2018) Authors: CAIRNEY, JOHN; BULTEN, RHEANNA; KING-DOWLING, SARA; ARBOUR-NICITOPOULOS, KELLY Journal: Medicine and science in sports and exercise Issue: Volume 50:Issue 9(2018) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗