Authors’ contributions {31b}
RECRUITMENT
JF and TE designed the trial. JF will coordinate recruitment and data collection, with supervision by JKB and TE. JF, TE, and JKB prepared the statistical analysis plan. The statistical analysis will be led by JF. EW and TE developed the content of the interventions. JF built the intervention apps. JF, TE, JKB, and EW contributed to the writing of the manuscript and approved the final version.