[1] Aretaieio Univ Hosp, Hormone Lab, Athens, Greece
[2] Aghios Panteleimon Gen Hosp Nikea, Dept Hematol, Piraeus, Greece
[3] Aghios Savvas Gen Anticanc Oncol Hosp, Dept Blood Transfus, Athens, Greece
[4] Konstantopoulio Gen Hosp, Dept Biochem, Nea Ionia, Greece
[5] KAT Gen Hosp, Microbiol Lab, Athens, Greece
[6] Tzanio Gen Hosp, Microbiol Lab, Piraeus, Greece
[7] Attikon Univ Gen Hosp, Lab Cytol, Athens, Greece
[8] Laikon Gen Hosp, Lab Mol Pathol, Athens, Greece
[9] G Gennimatas Gen Hosp, Natl Ctr Histocompatibil, Lab Immunol, Athens, Greece
[10] KAT Gen Hosp, Dept Pharm, Athens, Greece
[11] Aghios Savvas Gen Anticancer Oncol Hosp, Dept Genet, Athens, Greece
[12] Metaxa Gen Hosp, Unit Mol Histopathol, Piraeus, Greece
[13] Hlth Procurement Comm, Dept Tech Support, Athens, Greece
[14] Univ Athens, Sch Med, Lab Pathol 1, GR-11528 Athens 11528, Greece