title: Additive system approach in blood transfusion: birth of the SAG and Sagman systems.
mesh_terms: D000225:Adenine; D001793:Blood Preservation / Q000266:history* / Q000379:methods; D001798:Blood Proteins / Q000302:isolation & purification; D001803:Blood Transfusion / Q000266:history*; D001809:Blood Viscosity; D002498:Centrifugation; D006461:Hemolysis; D049673:History, 20th Century; D006801:Humans; D013548:Sweden
chemical_list: D001798:Blood Proteins; D000225:Adenine