Contrast Transcranial Doppler Ultrasound in the Detection of Right-to-Left Shunts: Comparison of Echovist®-200 and Echovist®-300, Timing of the Valsalva Maneuver, and General Recommendations for the Performance of the Test

Publisher: Karger

E-ISSN: 1421-9786|13|4|235-241

ISSN: 1015-9770

Source: Cerebrovascular Diseases, Vol.13, Iss.4, 2002-05, pp. : 235-241

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Abstract