[1] Univ Libre Bruxelles, Inst Jules Bordet, Med Oncol Clin, B-1000 Brussels, Belgium
[2] Hammoud Hosp Univ Med Ctr, Dept Hematol Oncol, Saida, Lebanon
[3] Amer Univ Beirut, Med Ctr, Dept Internal Med, Beirut, Lebanon
[4] Amer Univ Beirut, Med Ctr, Dept Pathol & Lab Med, Fac Med, Beirut, Lebanon
[5] Hammoud Hosp Univ Med Ctr, Dept Pathol, Saida, Lebanon
[6] Amer Univ Beirut, Nayef K Basil Canc Ctr, Beirut, Lebanon
[7] Amer Univ Beirut, Div Hematol Oncol, Beirut, Lebanon