This website may contain patient names, photographs and individually identifiable health information. In strict adherence to the Health Insurance Portability and Accountability Act (HIPAA) of 1996 and Privacy Act of 1974, Columbia University Medical Center; Department of Pediatrics; Division of Hematology, Oncology, and Stem Cell Transplantation protects the rights of the individuals whose information is posted on this website and has secured the individual’s expressed written release to use this information. We thank the individuals and supporters who share their stories with site visitors.