Spiro, Corey J The Flipped Classroom: An Interesting Hypothesis Deserving of More Data. [electronic resource] - Academic medicine : journal of the Association of American Medical Colleges 09 2018 - 1267 p. digital Publication Type: Letter; Comment ISSN: 1938-808X Standard No.: 10.1097/ACM.0000000000002319 doi Subjects--Topical Terms: LearningProblem-Based Learning