Published on in Vol 9, No 11 (2021): November

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/26397, first published .
A Mobile Intervention for Self-Efficacious and Goal-Directed Smartphone Use in the General Population: Randomized Controlled Trial

A Mobile Intervention for Self-Efficacious and Goal-Directed Smartphone Use in the General Population: Randomized Controlled Trial

A Mobile Intervention for Self-Efficacious and Goal-Directed Smartphone Use in the General Population: Randomized Controlled Trial

Jan Keller 1, DPhil;  Christina Roitzheim 2, MSc;  Theda Radtke 3, Prof Dr;  Konstantin Schenkel 4, MSc, DPhil;  Ralf Schwarzer 1, 5, Prof Dr

1 Department of Education and Psychology, Freie Universität Berlin , Berlin , DE

2 Department of Psychology, Humboldt Universität zu Berlin , Berlin , DE

3 Institute of Psychology, University of Wuppertal , Wuppertal , DE

4 Department of Psychology, University of Zurich , Zurich , CH

5 SWPS University of Social Sciences and Humanities , Wroclaw , PL

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