1. Faculty of Health, Witten/Herdecke University, Alfred-Herrhausen-Straße 50, Witten, Germany
2. Social Pediatric Center, Bremen, Klinikum Bremen-Mitte, Friedrich-Karl-Straße 55, Bremen, Germany
3. Social Pediatric Center, Lebenszentrum-Königsborn, Zimmerplatz 1, D-59425 Unna, Germany
4. Comline AG, Hauert 8, Dortmund, Germany
5. Faculty of Computer Science, University of Applied Sciences, Emil-Figge-Straße 42, Dortmund, Germany
6. Social Pediatric Center, Evangelisches Krankenhaus Düsseldorf, Kirchfeldstraße 40, Düsseldorf, Germany
7. Social Pediatric Center, Sana Klinikum Düsseldorf-Gerresheim, Gräulingerstraße 120, Düsseldorf, Germany