Lindner, Martin (4 February 2017). "Computerkriminalität: Hacker im Spital". NZZ Am Sonntag (in German). Neue Zürcher Zeitung. Archived from the original on 9 February 2017. Retrieved 9 February 2017.
Lindner, Martin (4 February 2017). "Computerkriminalität: Hacker im Spital". NZZ Am Sonntag (in German). Neue Zürcher Zeitung. Archived from the original on 9 February 2017. Retrieved 9 February 2017.