Table 1. Keywords and Boolean operators used in the PubMed database search.

african americans[MeSH Terms] OR (african[ALL] AND americans[ALL]) OR african americans[ALL] OR blacks[ALL] OR african continental ancestry group[MeSH Terms] OR (african[ALL] AND continental[ALL] AND ancestry[ALL] AND group[ALL]) OR african continental ancestry group[ALL]

depression[ALL] OR depression[MeSH Terms] OR (Depressive[ALL] AND Symptom[ALL]) OR (Depressive[ALL] AND (syndrome[MeSH Terms] OR syndrome[ALL])) OR depressive disorder[MeSH Terms] OR (depressive[ALL] AND disorder[ALL]) OR "depressive disorder"[ALL]

anxiety[MeSH Terms] OR anxiety[ALL] OR (Social[ALL] AND (anxiety[MeSH Terms] OR anxiety[ALL])) OR hypervigilance[ALL] OR nervousness[ALL] OR ((anxiety[MeSH Terms] OR anxiety[ALL]) AND (disorder[ALL]))

((Mobile[ALL] AND (technology[MeSH Terms] OR technology[ALL])) OR (Mobile[ALL] AND (health[MeSH Terms] OR health[ALL])) OR m-health[ALL] OR telecounseling[ALL] OR (telemedicine[MeSH Terms] OR telemedicine[ALL]) OR (telemedicine[MeSH Terms] OR telemedicine[ALL] OR telehealth[ALL]) OR telepsych[ALL] OR telepsychiatry[ALL] OR (telemedicine[MeSH Terms] OR telemedicine[ALL] OR ehealth[ALL]) OR (Digital[ALL] AND (health[MeSH Terms] OR health[ALL])) OR (Text[ALL] AND Messaging[ALL]) OR (Text[ALL] AND Message[ALL]) OR (Mobile[ALL] AND Phone[ALL]) OR (Mobile[ALL] AND Phones[ALL]) OR (Mobile[ALL] AND Application[ALL]) OR (Mobile[ALL] AND Applications[ALL]) OR (Short[All Fields] AND Message[All Fields] AND Service[All Fields]) OR sms[ALL] OR ((multimedia[MeSH Terms] OR multimedia[ALL]) AND Messaging[ALL] AND Service[ALL]) OR mms[ALL] OR (Remote[ALL] AND(patients[MeSH Terms] OR patients[ALL] OR patient[ALL]) AND Monitoring[ALL]))