1. Dermatology Department, “Elias” University Emergency Hospital, 011461 Bucharest, Romania
2. Department of Dermatovenerology, University of Medicine and Pharmacy “Carol Davila”, 020021 Bucharest, Romania
3. Pediatric Hospital Ploiesti, 100326 Ploiesti, Romania
4. Pediatrics Department, National Institute for Mother and Child Health “Alessandrescu-Rusescu”, 20382 Bucharest, Romania
5. Department of Pediatrics, University of Medicine and Pharmacy “Carol Davila”, 020021 Bucharest, Romania
6. Department of Pediatrics, Grigore Alexandrescu Emergency Hospital for Children, 011743 Bucharest, Romania
7. Department of Neonatology, University of Medicine and Pharmacy “Carol Davila”, 020021 Bucharest, Romania
8. Neonatology Department, Clinical Hospital of Obstetrics and Gynecology “Prof. Dr. P. Sârbu”, 060251 Bucharest, Romania