Takayori Yamamoto

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The purpose of the present study was to assess the relationship between hamstring strains and leg muscle strength. The bilateral isometric extensions and flexion maximum voluntary contraction (MVC) of knee and hip were measured among 64 collegiate track and field athletes (128 legs). The values of MVC per body-weight, flexion to extension ratio and(More)
A 14-year-old female Yorkshire terrier was presented with the complaint of cardiac murmur and convulsive seizure. Thickened mitral valve, left atrial enlargement, excess motions of the left ventricular (LV) free wall and the ventricular septum, and tricuspid, mitral and aortic valve regurgitations were recognized on echocardiography. Follow-up(More)
Five racehorses in apparently normal condition succumbed to sudden cardiac death (SCD) during or shortly after intensive training exercise. Cardiopathologic examination was performed. In 1 of the 5 horses, the use of an electrocardiogram (ECG) recording taken continuously for 440 sec enabled us to analyze some of the arrhythmias in the terminal event of(More)
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