Long-Term Follow-Up of Patients Who Have Participated in Children's Oncology Group Studies
ACTIVE_NOT_RECRUITING
Status
Conditions
- Hematopoietic Cell Transplantation Recipient
- Leukemia
- Solid Tumor
Interventions
- PROCEDURE: Assessment of Therapy Complications
- OTHER: Questionnaire Administration
Sponsor
Children's Oncology Group
Collaborators