ParticipACTION: awareness of the participACTION campaign among Canadian adults: examining the knowledge gap hypothesis and a hierarchy-of-effects model

- Spence, John C.; Brawley, Lawrence R.; Craig, Cora Lynn; Plotnikoff, Ronald C.; Tremblay, Mark S.; Bauman, Adrian; Faulkner, Guy E. J.; Chad, Karen; Clark, Marianne I.