[1] Polish Acad Sci, Hirszfeld Inst Immunol & Expt Therapy, Wroclaw, Poland
[2] Wroclaw Med Univ, Dept Rheumatol & Internal Med, Wroclaw, Poland
[3] Hosp Univ 2 Jana Biziela, Clin Dept Rheumatol & Connect Tissue Dis, Bydgoszcz, Poland
[4] Wroclaw Med Univ, Dept Internal Occupat Dis Hypertens & Clin Oncol, Wroclaw, Poland