1. Discipline of Pediatric Surgery, Faculty of Medicine, ʻCarol Davila’, University of Medicine and Pharmacy, 020021 Bucharest, Romania
2. Discipline of Pediatrics, Faculty of Medicine, ʻCarol Davila’ University of Medicine and Pharmacy, 020021 Bucharest, Romania
3. Department of Pathology, ‘Maria S. Curie’ Emergency Clinic Hospital for Children, 41451 Bucharest, Romania
4. Department of Interventional Radiology, ‘Prof. Dr. Agrippa Ionescu’ Clinical Emergency Hospital, 011356 Bucharest, Romania
5. Discipline of General Surgery, Faculty of Medicine, ‘Carol Davila’ University of Medicine and Pharmacy, 020021 Bucharest, Romania