title: Studies during prolonged extracorporeal circulation. Report of a four-hour perfusion in a patient.
mesh_terms: D006348:Cardiac Surgical Procedures; D005112:Extracorporeal Circulation; D006321:Heart; D006354:Heart, Artificial; D008499:Medical Records; D010477:Perfusion; D013903:Thoracic Surgery
keywords: HEART SURGERY/case reports; HEART, MECHANICAL