1. Center for Human Genetics; University Hospitals Leuven; Leuven Belgium
2. Center for Human Genetics, Faculty of Medicine; University of Kinshasa; Kinshasa DR Congo
3. Department of Paediatrics, Faculty of Medicine; University of Kinshasa; Kinshasa DR Congo
4. Institut National de Recherche Biomédicale; Kinshasa DR Congo
5. School of Public Health, Faculty of Medicine; University of Kinshasa; Kinshasa DR Congo
6. Sendwe University Hospitals; University of Lubumbashi; Lubumbashi DR Congo
7. Manchester Centre for Genomic Medicine, Saint Mary's Hospital, Manchester Academic Health Science Centre; University of Manchester; Manchester UK
8. Center for Human Genetics, College of Medicine and Health Sciences; University of Rwanda; Butare Rwanda
9. Département de Génétique; CHU Paris - Hôpital Robert Debré; Paris France