Akira Koyano

Real-Time Two-Dimensional Blood Flow Imaging Using an Autocorrelation Technique

C. Kasai, K. Namekawa, A. Koyano, 1985, IEEE Transactions on Sonics and Ultrasonics.

The development of real-time two-dimensional Doppler echocardiography and its clinical significance in acquired valvular diseases. With special reference to the evaluation of valvular regurgitation.

C. Kasai, K. Namekawa, S. Takamoto, 1984, Japanese heart journal.