1 Department of Food Commodity Science, Faculty of Health Sciences, Medical University of Gdansk, Poland. Electronic address: agata.janczy@gumed.edu.pl.
2 Department of General Endocrine and Transplant Surgery, Faculty of Medicine, Medical University of Gdansk, Poland.
3 Department of Food Commodity Science, Faculty of Health Sciences, Medical University of Gdansk, Poland.
4 Department of Clinical Nutrition, Faculty of Health Sciences, Medical University of Gdansk, Poland.
5 Department of General Endocrine and Transplant Surgery, Faculty of Medicine, Medical University of Gdansk, Poland. Electronic address: szymanski@gumed.edu.pl.