To validate QFR using 4‐F diagnostic catheters compared to using 6‐F guiding catheters, with conventional guidewire‐based FFR as the reference standard, using independent core laboratory analysis. Click to show full abstract
To validate QFR using 4‐F diagnostic catheters compared to using 6‐F guiding catheters, with conventional guidewire‐based FFR as the reference standard, using independent core laboratory analysis.
               
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