Appropriateness of Allogeneic Red Blood Cell Transfusion: The International Concensus Conference on Transfusion Outcomes - Shander, A.; Fink, A.; Javidroozi, M.; Erhard, J.; Farmer, Shannon; Corwin, H.; Goodnough, L.; Hofmann, Axel; Isbister, J.; Ozawa, S.; Spahn, D. (Elsevier, 2011)