Document Type : Original Article
Authors
1 Department of Pediatrics: Nephrology unit, Faculty of Medicine, Ain Shams University, Cairo, Egypt.
2 Endocrinology unit, Faculty of Medicine, Ain Shams University, Cairo, Egypt
3 Pediatric Allergy and Immunlogy Unit, Ain Shams University
4 Department of Clinical Pathology, Faculty of Medicine, Ain Shams University, Cairo, Egypt.
Abstract
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