Allocating hearts.
Nicholas G
NG
Smedira
D006331:Heart Diseases / Q000401:mortality / Q000601:surgery; D016027:Heart Transplantation / Q000401:mortality; D006801:Humans; D018579:Patient Selection; D012042:Registries; D040841:Resource Allocation; D009927:Tissue and Organ Procurement / Q000458:organization & administration*; D014481:United States; D014850:Waiting Lists