title: Embolus detection and differentiation using multifrequency transcranial Doppler.
authors.forename: David
authors.initials: D
authors.lastname: Russell
authors.forename: Rainer
authors.initials: R
authors.lastname: Brucher
mesh_terms: D002138:Calibration; D004617:Embolism / Q000175:diagnosis* / Q000209:etiology / Q000601:surgery; D006801:Humans; D008991:Monitoring, Physiologic / Q000295:instrumentation; D015203:Reproducibility of Results; D017585:Ultrasonography, Doppler, Transcranial / Q000295:instrumentation* / Q000379:methods*