[IMPLANTATION OF ARTIFICIAL AORTIC VALVES UNDER EXPERIMENTAL CONDITIONS].
D001021:Aortic Valve; D001187:Artificial Organs; D006348:Cardiac Surgical Procedures; D004285:Dogs; D006321:Heart; D006354:Heart, Artificial; D012106:Research; D013903:Thoracic Surgery
AORTIC VALVE; ARTIFICIAL ORGANS; DOGS; EXPERIMENTAL LAB STUDY; HEART SURGERY; HEART, MECHANICAL