Horse red blood cells frozen with 20% (W/V) glycerol and stored at −150° C for five years: Capt. C. R. Valeri, MC, USN; D.A. Valeri; A. Gray, MS; Lt Comdr T.J. Contreras, MSC, USN; Lt Comdr J.R. Lindberg, MSC, USN. Am J Vet Res 44:11, 2200–2202 (1983) |