[A case of subvalvular membranous pulmonary stenosis operated on with extracorporeal circulation].
D006348:Cardiac Surgical Procedures; D005112:Extracorporeal Circulation; D006354:Heart, Artificial; D011666:Pulmonary Valve Stenosis; D013903:Thoracic Surgery
HEART SURGERY; HEART, MECHANICAL; PULMONARY STENOSIS