1. Preservation of erythrocytes by freezing in the presence of polyvinylpyrrolidone and dextran;Bricka;Compt. rend. Soc. Biol.,1955
2. Post-transfusion survival of red cells stored at -20° C;Chaplin;Lancet,1954
3. Preservation of red cells at -79° C;Chaplin;Clin. Sci.,1956
4. The influence of protective compounds and cooling and warming conditions on hemolysis of erythrocytes by freezing and thawing;Doebbler;Biochim. Biophys. Acta,1962
5. The effect of freezing on erythrocytes;Florio;J. Lab. Clin. Med.,1943