Affiliation: | 1. Department of Genetics, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia;2. Correspondence to:;3. Fowzan S. Alkuraya, Department of Genetics, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia. E‐mail:;4. Department of Pediatrics, College of Medicine, King Saud University, Riyadh, Saudi Arabia;5. Saudi Human Genome Project, King Abdulaziz City for Science and Technology, Riyadh, Saudi Arabia;6. Department of Anatomy and Cell Biology, College of Medicine, Alfaisal University, Riyadh, Saudi Arabia |