Overarching challenges to the implementation of competency-based medical education. - Caverzagie, Kelly J.; Nousiainen, Markku T.; Ferguson, Peter C.; ten Cate, Olle; Ross, Shelley; Harris, Kenneth A.; Busari, Jamiu; Bould, M. Dylan; Bouchard, Jacques; Iobst, William F.; Carraccio, Carol; Frank, Jason R. (Medical Teacher, 2017)