Lazzara, R R Reduction in costs, blood products, and operating time in patients undergoing open heart surgery. [electronic resource] - Archives of surgery (Chicago, Ill. : 1960) Aug 1997 - 858-60; discussion 861 p. digital Publication Type: Clinical Trial; Comparative Study; Controlled Clinical Trial; Journal Article ISSN: 0004-0010 Standard No.: 10.1001/archsurg.1997.01430320060009 doi Subjects--Topical Terms: AgedAprotinin--administration & dosageBlood Transfusion--statistics & numerical dataCardiac Surgical Procedures--economicsCost-Benefit AnalysisCosts and Cost AnalysisFemaleHemostatics--administration & dosageHumansMaleMiddle AgedProspective Studies