[1] Fed Univ Rio De Janeiro UFRJ, Pediat Inst IPPMG, Rio De Janeiro, Brazil
[2] Univ Fed Rio de Janeiro, Fac Med, Dept Pathol, Rio de Janeiro, Brazil
[3] Brazilian Natl Canc Inst INCa, Canc Res Ctr, Pediat Hematol & Oncol Program, Rio De Janeiro, Brazil
[4] Serv Estado Hosp, Rio De Janeiro, Brazil
[5] Fed Univ Parana UFPR, Clin Hosp, Curitiba, Parana, Brazil
[6] Brazilian Natl Canc Inst INCa, Dept Pediat Oncol, Rio De Janeiro, Brazil
[7] Dept Med, Cytometry Serv, Salamanca, Spain
[8] Canc Res Ctr, Cytometry Serv, Salamanca, Spain
[9] Univ Salamanca, CSIC, IBMCC, E-37008 Salamanca, Spain
[10] Univ Salamanca, IBSAL, E-37008 Salamanca, Spain