title: 2-D arrays.
authors.affiliation: Center for Emerging Cardiovascular Technologies, Duke University, Durham, North Carolina 27708, USA.
authors.forename: O T
authors.initials: OT
authors.lastname: von Ramm
mesh_terms: D006801:Humans; D007090:Image Interpretation, Computer-Assisted; D012680:Sensitivity and Specificity; D018617:Ultrasonography, Doppler, Pulsed / Q000379:methods*