“…The majority of the studies employed a blended learning approach. 18 , 20–23 , 27 , 30–35 , 37 , 38 , 41–44 , 46 , 48 , 49 , 51 , 53–57 , 60 , 61 , 63–65 , 70–73 Blended learning approaches combined traditional face-to-face instruction with technology-mediated instruction, such as using digital technologies in the classroom, 20 , 22 , 23 , 27 , 30–32 , 34 , 35 , 37 , 38 , 41–44 , 46 , 48 , 49 , 51 , 53 , 54 , 56 , 60 , 61 , 63–65 , 70–73 providing remote access to DHTs, 33 , 55 , 57 and giving access to prerecorded online material. 18 , 21 , 42 , 74 …”