title: Controversies in autologous blood procurement.
mesh_terms: D001804:Blood Transfusion, Autologous / Q000379:methods*; D004920:Erythropoiesis; D004921:Erythropoietin / Q000627:therapeutic use; D006438:Hemodilution; D006801:Humans; D018579:Patient Selection; D019990:Perioperative Care / Q000379:methods*