TI  - A normofunctioning caged-ball aortic valve prosthesis for 31 years
AU  - Başkurt, M.
AU  - Nihan  Turhan, F.
AU  - Ökçün, B.
AU  - Küçükoğlu, S.
SO  - The Anatolian Journal of Cardiology 2009;9:255-256.
DO  -