1. Institute of Human GeneticsUniversity of Bonn, University Hospital Bonn Bonn Germany
2. Northern Genetics Service, Institute of Genetic MedicineInternational Centre for Life, Central Parkway Newcastle upon Tyne UK
3. Laura M. Yates, Inkosi Albert Letholi Central Hospital and KRISPUniversity of KwaZulu‐Natal, KwaZulu‐Natal South Africa
4. Department of Genomics, Life & Brain CenterRheinische Friedrich‐Wilhelms‐University Bonn Germany
5. Institute of Human GeneticsUniversity Medical Center Hamburg‐Eppendorf Hamburg Germany
6. Department of PediatricsUniversity Medical Center Hamburg‐Eppendorf Hamburg Germany
7. Institute of Human GeneticsHelmholtz Zentrum München Neuherberg Germany
8. Institut für HumangenetikUniversitätsklinikum Düsseldorf, Heinrich‐Heine‐Universität Düsseldorf Düsseldorf Germany
9. Institut für HumangenetikUniversitätsklinikum Essen Essen Germany
10. Faculty of Medicine "Agostino Gemelli"Catholic University of the Sacred Heart Rome Italy
11. Center for the Study of Rare Hereditary DiseasesCeSMER, Niguarda Ca' Granda Metropolitan Hospital Milan Italy