1. Clinical Genetics Department; Human Genetics and Genome Research Division, National Research Centre; Cairo Egypt
2. Medical Molecular Genetics Department; Human Genetics and Genome Research Division, National Research Centre; Cairo Egypt
3. Department of Pediatrics; Faculty of Medicine, Ain Shams University; Cairo Egypt
4. Human Cytogenetics Department; Human Genetics and Genome Research Division, National Research Centre; Cairo Egypt
5. Department of Pathology; Cairo University; Cairo Egypt
6. Fetal Medicine Department; Human Genetics and Genome Research Division, National Research Centre; Cairo Egypt
7. Department of Radiology; Cairo University; Cairo Egypt