Interventions to Improve Trainers’ Learning and Behaviors for Educating Health Care Professionals Using Train-the-Trainer Method: A Systematic Review and Meta-analysis - Poitras, M E.; Bélanger, E.; Vaillancourt, V T.; Kienlin, S.; Körner, M.; Godbout, I.; Bernard-Hamel, J.; O’Connor, S.; Blanchette, P.; Khadhraoui, L.; Sawadogo, J.; Massougbodji, J.; Zomahoun, HT V.; Gallani, M C.; Stacey, D.; Légaré, F. (Journal of Continuing Education in the Health Professions, 2021)