Collecting and Storing Samples of Bone Marrow and Blood From Patients With Relapsed Acute Lymphoblastic Leukemia or Non-Hodgkin Lymphoma
Conditions
- Recurrent Adult Acute Lymphoblastic Leukemia
- Recurrent Adult Non-Hodgkin Lymphoma
- Recurrent Childhood Acute Lymphoblastic Leukemia
- Recurrent Childhood Non-Hodgkin Lymphoma
Interventions
- OTHER: Cytology Specimen Collection Procedure
- OTHER: Laboratory Biomarker Analysis
Sponsor
Children's Oncology Group
Collaborators