Anemia, Hypoplastic, Congenital

• Arkansas Children's Hospital, UAMS College of Medicine — Little Rock, Arkansas, United States
• Alta Bates Comprehensive Cancer Center — Berkeley, California, United States
• Children's Hospital of Orange County — Orange, California, United States
• Children's Hospital and Health Center of San Diego — San Diego, California, United States

• Memorial Sloan-Kettering Cancer Center — New York, United States

• National Heart, Lung and Blood Institute (NHLBI) — Bethesda, Maryland, United States

• National Heart, Lung and Blood Institute (NHLBI) — Bethesda, Maryland, United States

• University of California Los Angeles Medical Center — Los Angeles, California, United States

Not specified

• Fairview University Medical Center — Minneapolis, Minnesota, United States

• Fairview University Medical Center — Minneapolis, Minnesota, United States

• University of Minnesota Cancer Center — Minneapolis, Minnesota, United States

• Fairview University Medical Center — Minneapolis, Minnesota, United States