1. Department of Genetics; King Faisal Specialist Hospital and Research Center; Riyadh Saudi Arabia
2. Department of Pediatrics; Prince Sultan Military Medical City; Riyadh Saudi Arabia
3. Patterns of Fetal Malformations in The Saudi Population Group; Prince Sultan Military Medical City; Riyadh Saudi Arabia
4. Department of Anatomy and Cell Biology; College of Medicine, Alfaisal University; Riyadh Saudi Arabia