1 Division of Tropical and Parasitic Diseases, University Centre of Maritime and Tropical Medicine, Medical University of Gdansk, Gdynia, Poland. msulima@gumed.edu.pl
2 Division of Tropical and Parasitic Diseases, University Centre of Maritime and Tropical Medicine, Medical University of Gdansk, Gdynia, Poland
3 Division of Tropical Medicine and Epidemiology, Institute of Maritime and Tropical Medicine, Faculty of Health Sciences, Medical University of Gdansk, Gdynia, Poland
4 Division of Occupational, Metabolic and Internal Diseases, University Centre of Maritime and Tropical Medicine, Medical University of Gdansk, Gdynia, Poland
5 Department of Hyperbaric Medicine and Sea Rescue, University Centre of Maritime and Tropical Medicine, Gdynia, Poland
6 Department of Radiology, University Centre of Maritime and Tropical Medicine, Gdynia, Poland