1. Procter & Gamble Cincinnati OH USA
2. Cincinnati Children’s Hospital Medical Center Cincinnati OH USA
3. Sheffield Children’s Hospital and University of Sheffield Sheffield UK
4. Rady Children’s Hospital San Diego CA USA
5. University of Schleswig‐Holstein Kiel Germany
6. Beaumont Hospital CHUV‐UNIL Lausanne Switzerland
7. Stanford University School of Medicine Stanford CA USA
8. Northwestern University Feinberg School of Medicine Evanston IL USA
9. Ann and Robert H. Lurie Children’s Hospital Chicago IL USA
10. Emory University School of Medicine Atlanta GA USA
11. Centre Hospitalier Universitaire de Bordeaux Bordeaux France
12. Beijing United Family Hospital and Clinics Beijing China
13. Beijing Children’s Hospital Capital Medical University Beijing China
14. Shanghai Skin Disease Hospital Shanghai China
15. Procter & Gamble Schwalbach Germany
16. Procter & Gamble Beijing China