1. Davies JE, et al., Use of the Instantaneous Wave-free Ration or Fractional Flow Reserve in PCI. N Engl J Med. 2017 May 11;376(19):1824-1834.
2. Patel M. “Cost-effectiveness of instantaneous wave-Free Ratio (iFR) compared with Fractional Flow Reserve (FFR) to guide coronary revascularization decision making.” Late-breaking Clinical Trial presentation at ACC on March 10, 2018.
3. Witzen B et al. Relationship Between Intravascular Ultrasound Guidance and Clinical Outcomes After Drug-Eluting Stents: The ADAPT-DES Study. Circulation 2014 Jan: 129,4;463-470.