1. Division of Dysmorphology & Birth Defects, Department of Pediatrics, University of Lubumbashi, Congo
2. Higher Institute of Medical Techniques, Lubumbashi
3. Toxicology and environment unit, University of Lubumbashi, DR Congo
4. Department of Pediatrics, University of California Davis Medical Center, Sacramento, CA, USA
5. Faculté de Médecine, Département de Pédiatrie, Université de Kinshasa, Kinshasa, DR Congo
6. Centre de Génétique Humaine, Institut National de Recherche Biomédicale, Kinshasa, Congo
7. Centre for Human Genetics – Katholieke Universiteit Leuven – Leuven – Belgique