1. Department of Clinical and Chemical Pathology, Kasr Alainy Faculty of Medicine, Cairo University, Cairo, Egypt.
2. Department of Pediatrics, Center of Pediatric Nephrology and Transplantation (CPNT), Kasr Alainy Faculty of Medicine, Cairo University, Cairo, Egypt.
3. Egyptian Group for Orphan Renal Disease (EGORD), Cairo, Egypt.
4. Department of Clinical Genetics, Egypt Center for Research and Regenerative Medicine (ECRRM), Kasr Alainy Faculty of Medicine, Cairo University, Cairo, Egypt.
5. Department of Clinical and Chemical Pathology, Faculty of Medicine, New Giza University, Giza, Egypt.