“…Absence of human interaction and non-verbal language, empathy, and impersonality has been cited as a barrier by both patients and providers [ 37 , 39 – 44 , 46 , 48 , 49 , 51 , 53 , 54 , 56 , 61 , 63 , 64 , 68 , 69 , 71 , 73 , 74 , 76 , 81 , 86 , 88 , 93 , 94 , 96 , 103 , 106 – 108 ]. As technology cannot fully replace human interactions for mental health care [ 40 , 49 , 90 , 97 ], some clinicians suggested that the most favourable place in therapy for digital interventions may be to complement and supplement face to face sessions [ 40 , 45 , 54 , 56 , 66 , 72 , 75 , 76 , 81 , 90 , 97 , 103 , 104 , 109 , 110 ], or to provide end of therapy support [ 67 , 100 ], rather than to substitute completely for traditional care.…”