1. Department of Pediatrics, “Grigore T. Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
2. Department of Pediatric Gastroenterology, Hepatology, and Nutrition, Cerrahpasa Medical Faculty, Istanbul University Cerrahpasa, Istanbul 34776, Turkey
3. Department of Pathology, George Emil Palade University of Medicine, Pharmacy, Science and Technology, 540012 Targu Mures, Romania
4. Department of Gastroenterology, “Grigore T. Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
5. Department of Pediatrics, “Carol Davila” University of Medicine and Pharmacy, 020021 Bucharest, Romania