Competency-based time-variable training internationally: Ensuring practical next steps in the wake of the COVID-19 pandemic. - Schumacher, Daniel J.; Caretta-Weyer, Holly; Busari, Jamiu; Carraccio, Carol; Damodaran, Arvin; Gruppen, Larry D.; Hall, Andrew K.; Kinnear, Benjamin; Warm, Eric; Ten Cate, Olle (Medical Teacher, 2021)