title: A comparison of Doppler ultrasonic waveforms processed by zero crossing and spectrographic techniques in the diagnosis of peripheral arterial disease.
mesh_terms: D001157:Arterial Occlusive Diseases / Q000175:diagnosis*; D001794:Blood Pressure; D006801:Humans; D013057:Spectrum Analysis / Q000379:methods*; D014465:Ultrasonics / Q000379:methods; D014463:Ultrasonography