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Karatay and Gül Utku
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Arslan et al.
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Khamaysi and Taha
Yıldız and Sivri
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Department of Pediatrics, Section of Gastroenterology, Hacettepe University School of Medicine, Ankara
Departments of Pediatric Gastroenterology, Hepatology and Nutrition and Medical Microbiology, Hacettepe University School of Medicine, Ankara