[1] Charles Univ Prague, Fac Med 1, Inst Pathol Physiol, Prague, Czech Republic
[2] Charles Univ Prague, Fac Math & Phys, Dept Probabil & Math Stat, Prague, Czech Republic
[3] Charles Univ Prague, Fac Med 1, Internal Clin 1, Dept Hematol, Prague, Czech Republic
[4] Charles Univ Prague, Gen Hosp, Prague, Czech Republic
[5] Charles Univ Prague, Fac Med 1, Dept Biocev, Prague, Czech Republic
[6] Charles Univ Prague, Fac Med 1, Dept Cytogenet, Prague, Czech Republic