正常多普勒心动图 normal doppler echocardiography.ppt

2023-07-23 来源:动态图库网

echocardiography),又称切面超声心动图 (cross sectional

和物理学家christian johann doppler研究星体与地球运动光波频率变

频谱多普勒超声心动图(spectraldopplerechocardiography):将

transesophageal echocardiography in two patients--one with

doppler血流数,判断心功能不全的预后.