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Simultaneous coronary flow velocity reserve (CFVR) and fractional flow reserve (FFR) measurement (A) in 104 patients after recanalisation and (B) in 76 patients without reocclusion at follow up. Patients with and without diabetes mellitus are indicated. The cut off values for FFR ⩾ 0.75 and CFVR ⩾ 2.0 are indicated.
