[1] Med Univ Gdansk, Dept Pediat Hematol & Oncol, 7 Debinki St, PL-80211 Gdansk, Poland
[2] Gdansk Univ Technol, Dept Mol Biotechnol & Microbiol, Gdansk, Poland
[3] Med Univ Bialystok, Dept Pediat Oncol & Hematol, Bialystok, Poland
[4] Med Univ Gdansk, Dept Environm Toxicol, Gdansk, Poland
[5] Med Univ Gdansk, Dept Clin Nutr, Gdansk, Poland
[6] Polish Red Cross Maritime Hosp, Diagnost Imaging Dept, Gdynia, Poland