Key points are not available for this paper at this time.
To the Editor: The International Bone Marrow Transplant Registry (IBMTR) has recently adopted a new severity index for grading acute graft-versus-host disease (GVHD) after allogeneic marrow transplantation. This index is based on the results of an analysis in which distinct patterns in the peak
Martin et al. (Sun,) studied this question.