“…38,39,41,48,52,53,56 Others suggested that the FC method was selected to improve didactic instruction, motivate or engage learners, promote active learning, or prepare for more advanced levels of content material. [38][39][40][41][42]44,46,47,49,54 Residency programs adopted the FC method in 1 of 3 ways. Most commonly, authors described ''occasional'' use of the FC for a single lesson, usually to emphasize an important topic such as quality improvement, 39,43 resident-as-teacher skills, 40 using clinical guidelines, 51 echocardiography or FIGURE PRISMA Diagram Illustrating Selection and Review Process of Articles Related to Flipped Classroom in Graduate Medical Education electro-encephalograph interpretation, 47,54,57 or pediatric advanced life-support.…”