Starr-Edwards valves at the aortic and mitral positions implanted for 39 years

Shun-ichi Misawa1, Kei Aizawa, Yuichiro Kaminishi

  • 1Division of Cardiovascular Surgery, Jichi Medical University, 3311-1 Yakushiji, Shimotsuke, Tochigi 329-0498, Japan.

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