2Chandrasekaran K,Tajik AJ,Edwards WD,et al.Two-dimensional echocardiographic diagnosis of quadricuspid aortic valve[].The American Journal of Cardiology.1984
3Feldman BJ,Khanderia BK,Warnes CA,et al.Incidence, description and functional assessment of isolated quadricuspid aortic valves[].The American Journal of Cardiology.1990
4Olson LJ,Subramanian R,Edwards WD.Surgical pathology of pure aortic insufficiency: a study of 225 cases[].Mayo Clinic Proceedings.1984
2Daprati A,Generali T,Arlati F,et al.Quadricuspid Aortic Valve Plasty:Is it Worth it to Repair as an Alternative to Substitution? Ann Thorac Surg,2013,95:E7-8.
3Feldman BJ,Khandheria BK,Warnes CA,et al.Incidence,description and functional assessment of isolated quadricuspid aortic valves.Am J Cardiol,1990,65:937-938.
