1. Clinic for Burns, Plastic and Reconstructive Surgery, University Clinical Center of Serbia, 11000 Belgrade, Serbia
2. Faculty of Medicine, University of Belgrade, 11000 Belgrade, Serbia
3. Institute for Mother and Child Health Care of Serbia, 11000 Belgrade, Serbia
4. Clinic for Plastic and Reconstructive Surgery, Clinical Center of Vojvodina, 21000 Novi Sad, Serbia
5. Faculty of Medicine, University of Novi Sad, 21000 Novi Sad, Serbia
6. Clinic for Neurosurgery, University Clinical Center of Serbia, 11000 Belgrade, Serbia
7. Clinic for Eye Diseases, University Clinical Center of Serbia, 11000 Belgrade, Serbia