[1] Natl Inst Geriatr Rheumatol & Rehabil, Connect Tissue Dis Dept, Warsaw, Poland
[2] Natl Inst Geriatr Rheumatol & Rehabil, Dept Pathophysiol & Immunol, Warsaw, Poland
[3] Natl Inst Geriatr Rheumatol & Rehabil, Dept Rheumatol, Warsaw, Poland
[4] Med Univ Gdansk, Clin Internal Med Connect Tissue Dis & Geriatr, Gdansk, Poland
[5] Natl Inst Geriatr Rheumatol & Rehabil, Biochem & Mol Biol, Warsaw, Poland