<qa>  What is the highest risk disease group?Highest-risk disease group: Patients receive CD8-positive WT1 gene-specific CTL clones intravenously IV over 1-2 hours on days 0, 14, and 28. Beginning 2-4 hours after CTL infusion, patients receive interleukin-2 subcutaneously SC twice daily on days 28-42 in the absence of unacceptable toxicity. 