A Personalized Smartphone-Delivered Just-in-time Adaptive Intervention (JitaBug) to Increase Physical Activity in Older Adults: Mixed Methods Feasibility Study

Mair, Jacqueline Louise and Hayes, Lawrence D and Campbell, Amy K and Buchan, Duncan S and Easton, Chris and Sculthorpe, Nicholas (2022) A Personalized Smartphone-Delivered Just-in-time Adaptive Intervention (JitaBug) to Increase Physical Activity in Older Adults: Mixed Methods Feasibility Study. JMIR Formative Research, 6 (4): e34662. ISSN 2561-326X