1. Kern, J., et al.: Written consent of IQVIA and the IQVIA Institute. Digital Health Trends (2021)
2. ORCHA. COVID-19: Digital Health Trends Report - ORCHA (2020). https://orchahealth.com/covid19-digital-health-trends-report/
3. Alqahtani, F., Orji, R.: Insights from user reviews to improve mental health apps. Health Informatics J. 26(3), 2042–2066 (2020). https://doi.org/10.1177/1460458219896492
4. Hunt Sophie. Review Documentation - Review Development & Resources | Exte. Accessed 13 Mar 2022. https://confluence.external-share.com/content/b6055aac-83e4-4947-be0e-ebb8c39559ef
5. Brooke, J.: (PDF) SUS: A quick and dirty usability scale. ResearchGate (1995). https://www.researchgate.net/publication/228593520_SUS_A_quick_and_dirty_usability_scale