[1] Hosp Alemao Oswaldo Cruz, Ctr Oncol & Hematol, Rua Tagipuru 35,Apt 54A, BR-01156000 Sao Paulo, SP, Brazil
[2] Hosp Alemao Oswaldo Cruz, Ctr Imunohistoquim Citopatol & Anat Patol, Sao Paulo, SP, Brazil
[3] Univ Fed Sao Paulo, Dept Hematol, Sao Paulo, SP, Brazil