Titlebook: Noninvasive Cerebrovascular Diagnosis; Ali F. AbuRahma (Professor, Chief, Vascular/Endova Book 2010 Springer-Verlag London 2010 cerebrovas

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s of the techniques and appearances are increasingly importa."Noninvasive Cerebrovascular Diagnosis" is the newest definitive text on the current techniques used in assessing vascular disorders. Readers will receive authoritative information and will be guided through the establishment and accredita

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Transcranial Doppler Sonography,ed echo signals to be detected. The frequency shift of the returned echoes is calculated using the Doppler equation .. = 2 ... cosθ/(. - cosθ), where .. is Doppler shift, .. is the emitting frequency, . is the scatterer speed, θ is the Doppler angle, and . is the sound propagation speed.

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