诊断儿童卵圆孔未闭时经食管超声心动描记术有必要吗？

Diagnosing a Patent Foramen Ovale in Children: Is Transesophageal Echocardiography Necessary?

youdao

诊断儿童卵圆孔未闭时经食管超声心动描记术有必要吗？

Diagnosing a Patent Foramen Ovale in Children: Is Transesophageal Echocardiography Necessary?

youdao