1. Department of Anesthesiology and Intensive Care Medicine, Department of Ophthalmology, Medical University of Gdańsk, Mariana Smoluchowskiego 17, 80-214 Gdańsk, Poland
2. Department of Clinical and Experimental Endocrinology, Institute of Maritime and Tropical Medicine, Medical University of Gdańsk, Powstania Styczniowego 9b, 81-519 Gdynia, Poland
3. Department of Pediatric Ophthalmology and Strabismus, Medical University of Bialystok, Waszyngtona 17, 15-274 Bialystok, Poland
4. Diagnostic and Microsurgery Center of the Eye Lens, Budowlana 3A, 10-424 Olsztyn, Poland
5. Department of Otolaryngology, Medical University of Gdańsk, Dębinki 7, 80-952 Gdańsk, Poland
6. Department of Ophthalmology, Nicolaus Copernicus University, M. Sklodowskiej-Curie 9, 85-090 Bydgoszcz, Poland