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机译:Designing and testing an educational innovation
Univ Penn, Childrens Hosp Philadelphia, Perelman Sch Med, Dept Radiol, 3401 Civ Ctr Blvd;
Univ Penn, Grad Sch Educ, Learning Analyt Lab, Philadelphia, PA 19104 USA;
Education; Design; Evaluation; Innovation; Needs assessment; Radiology; Testing;