-*PowerPoint had no effect on students' cognitive learning* https://www.sciencedirect.com/science/article/pii/S0360131518302070 -un saludo juan gérvas @JuanGrvas ######################################################################## To unsubscribe from the EVIDENCE-BASED-HEALTH list, click the following link: https://www.jiscmail.ac.uk/cgi-bin/webadmin?SUBED1=EVIDENCE-BASED-HEALTH&A=1