[1] Univ Szeged, Dept Rheumatol, Szeged, Hungary
[2] Inst Genet, Biol Res Ctr, Szeged, Hungary
[3] Semmelweis Univ, Dept Lab Med, Budapest, Hungary
[4] Markhot Ferenc Hosp, Eger, Hungary
[5] Univ Debrecen, Dept Rheumatol, Fac Med, Debrecen, Hungary
[6] Semmelweis Univ, Dept Lab Med, Budapest, Hungary