1. 218PFeasibility study of using an app-based mHealth group challenge to improve physical activity (PA) and fatigue after breast cancer (BC). (13th May 2019) Authors: Martin, E; Di Meglio, A; Charles, C; Ferreira, A R; Gbenou, A; Blond, M; Fagnou, B; Pistilli, B; Saghatchian, M; Vaz-Luis, I Journal: Annals of oncology Issue: Volume 30(2019)Supplement 3 Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗