1. Neonatal Intensive Care Unit, ‘Marie S. Curie’ Emergency Clinical Hospital for Children, 077120 Bucharest, Romania
2. Department of Pediatrics, ‘Carol Davila’ University of Medicine and Pharmacy, 050474 Bucharest, Romania
3. Radiology Department, ‘Marie S. Curie’ Emergency Clinical Hospital for Children, 077120 Bucharest, Romania
4. Pediatric Surgery Department, ‘Marie S. Curie’ Emergency Clinical Hospital for Children, 077120 Bucharest, Romania