1. Cross-sectional and longitudinal comparisons of self-reported and device-assessed physical activity and sedentary behaviour. Issue 9 (September 2020) Authors: Lines, Robin L.J.; Ntoumanis, Nikos; Thøgersen-Ntoumani, Cecilie; McVeigh, Joanne A.; Ducker, Kagan J.; Fletcher, David; Gucciardi, Daniel F. Journal: Journal of science and medicine in sport Issue: Volume 23:Issue 9(2020) Page Start: 831 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗