CYTOMEGALOVIRUS REACTIVATION IN ALLOGENEIC STEM CELL TRANSPLANT RECIPIENTS: FREQUENCY, TIME TO REACTIVATION AND DYNAMIC OF VIREMIA IN DIFFERENT TYPES OF DONORS AND IN REPEATED EPISODES - M. Garnica; S. Dalcomo; B.L. Gaio; I. Alves; M.R. Valetim; A. Maiolino (Hematology, Transfusion and Cell Therapy, 2020)