張念中Kudo K; Nishimura Y; Ueno Y; Nish I; Matsuzaka M; En Y; Minamitani K and Chang NC2026-05-192026-05-191999https://203.71.86.71/handle/123456789/15485en-US內科學科Hemodynamic change of left ventricle at extreme exercise: evaluation of upright bicycle stress echocardiography in cross country racers.article