组织多普勒成像技术评价肺动脉高压患者右心室收缩及舒张功能

陈冉;杨军;任卫东;马春燕

Assessment of right ventricular function in patients with pulmonary hypertension by Doppler tissue imaging

CHEN Ran;YANG Jun;REN Wei-dong;MA Chun-yan

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