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APA Citation
Davies, L., Sutherland, R., Campbell, E., Nathan, N., Wolfenden, L., Gillham, K., & Wiggers, J. (n.d.). longitudinal changes in adolescent sedentary behaviour in a school day. Journal of science and medicine in sport, 20, e6–. http://access.bl.uk/ark:/81055/vdc_100041918468.0x000013