Multiple hydrogen-electrode catheter for determination of cardiac shunts.
D006328:Cardiac Catheterization / Q000600:supply & distribution*; D057785:Catheters; D004566:Electrodes; D004864:Equipment and Supplies; D006343:Heart Septal Defects; D006346:Heart Septum / Q000002:abnormalities*; D006801:Humans; D006859:Hydrogen
D006859:Hydrogen
HEART CATHETERIZATION/equipment and supplies; HEART SEPTUM/abnormalities