Objective To evaluate the diagnosis value for congenital pulmonary vein stenosis by the colour Doppler echocardiogram.

目的探讨先天性肺静脉狭窄的彩色多普勒超声心动图诊断价值。

youdao

Objective To evaluate the diagnosis value for congenital pulmonary vein stenosis by the colour Doppler echocardiogram.

目的探讨先天性肺静脉狭窄的彩色多普勒超声心动图诊断价值。

youdao