1. Department of Pediatrics and Adolescent Medicine , University Hospital Erlangen , Erlangen , Germany
2. Center of Medical Information and Communication Technology, University Hospital Erlangen , Erlangen , Germany
3. Institute for Laboratory Medicine, Regionale Kliniken Holding RKH GmbH , Ludwigsburg , Germany
4. MVZ wagnerstibbe, amedes Gruppe , Hannover , Germany
5. Institute of Medical Biometry and Statistics, Medical Data Science, Faculty of Medicine and Medical Center, University of Freiburg , Freiburg , Germany
6. Institute for Clinical Chemistry and Laboratory Medicine, University of Freiburg , Freiburg , Germany
7. Department of Pediatrics and Adolescent Medicine , University Medical Centre , Ulm , Germany
8. Children’s and Youth Hospital ‘Auf der Bult’ , Hannover , Germany
9. Paediatric and Adolescent Medicine , Medical Faculty and University Hospital Augsburg , Augsburg , Germany
10. Core Facility of Clinical Chemistry , University Medical Centre Ulm , Ulm , Germany
11. Central Laboratory , Gesundheit Nord - Bremen Hospital Group , Bremen , Germany
12. Institute for Laboratory Medicine and Microbiology, Medical Faculty and University Hospital Augsburg , Augsburg , Germany
13. Institute of Clinical Chemistry, MHH , Hannover , Germany
14. MVZ Labor PD Dr. Volkmann und Kollegen , Karlsruhe , Germany
15. Division of Laboratory Medicine, University Hospital of Würzburg , Würzburg , Germany
16. Department of Pediatrics and Adolescent Medicine , Division of Pediatric Hematology and Oncology, Medical Center, Faculty of Medicine, University of Freiburg , Freiburg , Germany
17. Department of Clinical Chemistry , University Hospital of Cologne , Cologne , Germany
18. Institute of Clinical Chemistry, University Hospital Schleswig-Holstein, Campus Kiel , Kiel , Germany
19. Chair of Medical Informatics, Friedrich-Alexander-University Erlangen-Nuremberg , Erlangen , Germany