1. Statistisches Bundesamt, Private Haushalte in der Informationsgesellschaft (IKT), Fachserie 15 Reihe 4, 2019, https://www.destatis.de/DE/Themen/Gesellschaft-Umwelt/Einkommen-Konsum-Lebensbedingungen/IT-Nutzung/_inhalt.html, visited 28.11.2020, 20:00
2. Surgical smartphone applications across different platforms: their evolution, uses, and users;Kulendran;Surg Innov,2014
3. Dittrich F., Reinecke F., Dudda M., Stang A., Polan C., Müller R., Beck P., Kauther M.D. Smartphone and medical app usage among orthopedic and trauma surgery patients in Germany - a written survey of the acceptance and prospective app requirements. 2020
4. Deutsches Ärzteblatt 2019; 116(21): A-1045
5. https://diga.bfarm.de/de/verzeichnis, visited at 28.11.2020, 17:40