1. Incidence of Post-transfusion Hepatitis in Previously Frozen Blood;Tullis;J. A. M. A.,1970
2. Valeri, C. R., and Zaroulis, C. G.: Cryopreservation and Red Cell Function, in Progress in Transfusion and Transplantation, Transfusion Congress, Fifteenth Meeting of the American Association of Blood Banks, Washington, D. C., 1972, p. 355.
3. The Purification of Red Cells for Transfusions by Freeze-Preservation and Washing. III. Leukocyte Removal and Red Cell Recovery After Red Cell Freeze-Preservation by the High or Low Glycerol Concentration Method;Crowley;Transfusion,1974
4. Rowe, A. W.: In Red Cell Freezing: A Technical Workshop Presented by Committee on Workshops of the American Association of Blood Banks, Bal Harbour, Fla., 1973, p. 70.
5. Behavior of Previously Frozen Erythrocytes Used During Open Heart Surgery;Valeri;Transfusion,1970