TY - JOUR AU - Ferraris, V A; Brown, J R; Despotis, G J TI - 2011 update to the society of thoracic surgeons and the society of cardiovascular anesthesiologists blood conservation clinical practice guidelines JO - Ann Thorac Surg VL - 91 PY - 2011 DO - 10.1016/j.athoracsur.2010.11.078 L3 - PubMed-ID: 21353044 SP - 944 EP - 982 N1 - et al. ER -