title: When I say … mastery learning.
authors.affiliation: Maywood, Illinois, USA.
authors.forename: William C
authors.initials: WC
authors.lastname: McGaghie
mesh_terms: D003162:Competency-Based Education / Q000379:methods*; D004501:Education, Medical; D006801:Humans; D007858:Learning; D017145:Models, Educational