Shapira, O M Enhanced blood conservation and improved clinical outcome after valve surgery using heparin-bonded cardiopulmonary bypass circuits. [electronic resource] - Journal of cardiac surgery - 307-17 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0886-0440 Standard No.: 10.1111/j.1540-8191.1996.tb00055.x doi Subjects--Topical Terms: AgedAnticoagulants--administration & dosageBlood Loss, Surgical--prevention & controlBlood Transfusion, AutologousCardiopulmonary Bypass--instrumentationChest TubesChi-Square DistributionCohort StudiesCoronary Artery BypassDrainage--instrumentationEquipment DesignFemaleHeparin--administration & dosageHumansLength of StayMaleMiddle AgedRegression AnalysisReoperationRetrospective Studies