[1] Natl & Kapodistrian Univ Athens, Sch Sci, Dept Biol, Athens, Greece
[2] Natl & Kapodistrian Univ Athens, Sch Med, Dept Clin Therapeut, Athens, Greece
[3] Natl & Kapodistrian Univ Athens, Sch Med, Dept Clin Therapeut, Plasma Cell Dyscrasias Unit,Sect Hematol & Med On, Athens, Greece