HELMSWORTH, J A An Oxygenator-pump for use in total by-pass of heart and lungs; laboratory evaluation and clinical use. [electronic resource] - The Journal of thoracic surgery Dec 1953 - 617-31; discussion 631-2 p. digital Publication Type: Journal Article ISSN: 0096-5588 Subjects--Topical Terms: Aminosalicylic AcidHeartHeart, ArtificialHeart-Lung MachineOxygenators