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The Journal of Psychology|September 1, 1976
The instructional effect of verbal/visual feedback in visualized instructionF M Dwyer, T A ArnoldThe Journal of International Medical Research|July 1, 1996
Metered-dose inhaler technique and quality of life with airways disease: assessing the value of the Vitalograph in educational interventionT L Skaer, C B Wilson, D A Sclar, et al.Pageof 1