Krishna Kumar, Rachakorda Veera Venkata Sathya sai, Reader Narayana Dental College & Hospital, Chinthareddypalem, Nellore. AP Kristensen, Soeren Krzyżak, Jarosław Krzyżak, Jarosław Kubica-Biernat, Beata Kucherenko, Mykola Kulawiak, Natalia Kulkarni, Ajit C. Kum, Serdar, Maritime Transportation and Management Engineering, Istanbul Technical University (ITU), Turkey Kumar, Shailender Kumar, Shailender Kuna, Anna Kuna, Anna Kuna, Anna, Department of Tropical and Parasitic Diseases, University Centre for Maritime and Tropical Medicine, Gdynia, Poland Department of Tropical Parasitology, Institute of Maritime and Tropical Medicine in Gdynia, Medical University of Gdansk, Poland Kuna, Anna, Department of Tropical and Parasitic Diseases, University Centre for Maritime and Tropical Medicine in Gdynia, Poland Department of Tropical Parasitology, Institute of Maritime and Tropical Medicine in Gdynia, Medical University of Gdansk, Poland (Poland) Kuna, Anna Kurlapski, Michał, Department of Occupational and Internal Medicine, Institute of Maritime and Tropical Medicine in Gdynia, Medical University of Gdansk, Poland Kurniawati, Yulia Kurpas, Monika Kusnanto, Kusnanto Kyaw, Pyae Phyo Kłoda, Elżbieta, Internal Disease Ward, Maritime Hospital, Gdynia, Poland