British journal of surgery · 1997 · 20 citations · 13 references
MedicineSurgeryUltrasonographyVascular SurgeryDoppler UltrasonographyDoppler UltrasoundDoppler Velocity MeasurementVascular UltrasonographyVascular UltrasoundVenous DiseaseAssessment Of Varicose VeinsBlood Flow Doppler AssessmentDoppler Blood Flow AssessmentPrimary VeinsVenous Doppler Evaluation
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