1. Department of Neurosurgery, Emergency University Hospital, Bucharest, Romania
2. Department of Neurosurgery, „Grigore Alexandrescu” Emergency Children’s Hospital, Bucharest, Romania
3. Department of Neurosurgery, „Nicolae Oblu” Emergency University Hospital, Iasi, Romania
4. Department of Neurosurgery, Bihor County Emergency Hospital, Oradea, Romania
5. Department of Neurosurgery, „Carol Davila” University of Medicine and Pharmacy, Bucharest, Romania