Studying Blood Samples in Young Patients With Cytopenia After a Donor Stem Cell Transplant
Conditions
- Leukemia
- Myelodysplastic Syndromes
Interventions
- GENETIC: polymerase chain reaction
- OTHER: flow cytometry
- OTHER: laboratory biomarker analysis
- PROCEDURE: allogeneic hematopoietic stem cell transplantation
Sponsor
European Working Group of MDS in Childhood