Table 2.

Themes coined from the papers under review.

References	Theme 1: Phone-based interventions	Theme 2: Tele- and e-based interventions	Theme 3: Digital interventions
[33]	✓
[34]	✓
[35]			✓
[36]	✓
[37]	✓
[38]		✓
[39]			✓
[40]		✓
[41]		✓
[42]		✓
[43]	✓
[44]	✓
[45]	✓
[46]			✓
[47]	✓
[48]	✓
[49]	✓
[50]	✓
[51]	✓
[52]	✓
[53]			✓
[54]	✓
[55]	✓
[56]	✓
[57]			✓
[58]		✓
[59]		✓
[60]		✓
[61]		✓
[62]		✓