Campbell, E. J., Olstad, D. L., Spence, J. C. ., Storey, K. E. . and Nykiforuk, C. I. (2023) “Was it diffusion? Exploring the spread of daily physical activity policies in Canada”, The Health & Fitness Journal of Canada, 16(1), pp. 10–23. doi: 10.14288/hfjc.v16i1.828.