1. Department of Ophthalmology, “Carol Davila” University of Medicine and Pharmacy, 020021 Bucharest, Romania
2. Department of Radiotherapy, Institute of Oncology Prof. Dr. “Alexandru Trestioreanu”, 022328 Bucharest, Romania
3. Department of Ophthalmology, “Grigore T. Popa” University of Medicine and Pharmacy, 700115 Iasi, Romania
4. Department of Physiology, “Carol Davila” University of Medicine and Pharmacy, 020021 Bucharest, Romania
5. Department of Internal Medicine, Section of Neurology, Södersjukhuset, 11883 Stockholm, Sweden