Changes

'''Bone marrow transplantation''' is a medical procedure to replenish the soft tissue within [[bone]]s that produces new [[blood cell]]s. Bone marrow transplants are necessary when marrow has been destroyed by drug or [[radiation therapy]] for [[cancer]], often [[leukemia]]. A bone marrow donor is usually a close relative of the patient.

'''Bone marrow transplantation''' is a medical procedure to replenish the soft tissue within [[bone]]s that produces new [[blood cell]]s. Bone marrow transplants are necessary when marrow has been destroyed by drug or [[radiation therapy]] for [[cancer]], often [[leukemia]]. A bone marrow donor is usually a close relative of the patient.