Fabricant, L., Kiraly, L., Wiles, C., et al. (2012). Cryopreserved Deglycerolized Blood is Safe and Achieves Superior Tissue Oxygenation Compared with Refrigerated Red Blood Cells: A Prospective Randomized Pilot Study. Emergency Medicine Journal. 26(12):899-902. .
The authors found cryopreserved red blood cells (RBCs) to be as safe and efficient as refrigerated RBCs. This type of storage also extends the life span of RBCs to 10 years.