title: Variable atrial venting for the Melrose heart-lung machine.
mesh_terms: D004259:DNA-Directed DNA Polymerase; D006321:Heart; D006325:Heart Atria; D006354:Heart, Artificial; D006355:Heart-Lung Machine
chemical_list: C070331:Tli polymerase; D004259:DNA-Directed DNA Polymerase
keywords: HEART, MECHANICAL