Dr. John Hansen, Who Made Marrow Transplants Safer, Dies at 76

His research expanded the pool of donors whose bone marrow was less likely to be rejected by patients with leukemia and other blood disorders.

Dr. John Hansen, Who Made Marrow Transplants Safer, Dies at 76
His research expanded the pool of donors whose bone marrow was less likely to be rejected by patients with leukemia and other blood disorders.