1. Ophthalmology Discipline, Faculty of Dentistry, Carol Davila University of Medicine and Pharmacy, 020021 Bucharest, Romania
2. Clinical Hospital for Ophthalmological Emergencies, 010464 Bucharest, Romania
3. Brasov County Emergency Clinical Hospital, 500326 Brasov, Romania
4. Discipline Physiology III, Faculty of Medicine, Carol Davila University of Medicine and Pharmacy, 020021 Bucharest, Romania