Objectives To examine i) the use of mobile apps and fitness trackers in adults during the COVID-19 pandemic to support health behaviors; ii) the use of COVID-19 apps; iii) associations between using mobile apps and fitness trackers. and health behaviors; iv) differences in usage amongst population subgroups. Methods An online cross-sectional survey was conducted during June–September ... https://olivebookmarks.com/story19598945/association-between-serum-cystatin-c-and-diabetic-foot-ulceration-in-patients-with-type-2-diabetes-a-cross-sectional-study