title: Doppler principles.
authors.affiliation: Center for Medical Ultrasound, Bowman Gray School of Medicine, Wake Forest University, Winston-Salem, NC 27157-1039.
authors.forename: F W
authors.initials: FW
authors.lastname: Kremkau
mesh_terms: D001808:Blood Vessels / Q000000981:diagnostic imaging* / Q000502:physiology; D006801:Humans; D014465:Ultrasonics; D014463:Ultrasonography / Q000295:instrumentation / Q000379:methods*