[A NEW METHOD OF ANGULAR STERNO-THORACOTOMY FOR OPEN-HEART OPERATIONS ON THE MITRAL AND AORTIC VALVES].
D001021:Aortic Valve; D006348:Cardiac Surgical Procedures; D006801:Humans; D008943:Mitral Valve; D013903:Thoracic Surgery; D013908:Thoracotomy
AORTIC VALVE; HEART SURGERY; MITRAL VALVE