SaveEmailSend to Display options Full text links JMIR Publications full text link Actions Cite Collections Permalink Page navigation Title & authors Abstract Conflict of interest statement Figures Similar articles References Publication types MeSH terms LinkOut – more resources Review J Med Internet Res . 2025 Aug 7:27:e68909. doi: 10.2196/68909. Planning for the Unexpected and Unintended Effects of mHealth Interventions: Systematic Review