Warisawa T, Cook CM, Seligman H, Howard JP, Ahmad Y, Rajkumar C, Doi S, Nakayama M, Tanigaki T, Omori H, Nakajima A, Yamanaka F, Goto S, Yakuta Y, Karube K, Uetani T, Kikuta Y, Shiono Y, Kawase Y, Nishina H, Nakamura S, Escaned J, Akashi YJ, Matsuo H, Davies JE. Per-Vessel Level Analysis of Fractional Flow Reserve and Instantaneous Wave-Free Ratio Discordance ― Insights From the AJIP Registry ―. Circulation Journal 2020, 84: 1034-1038. PMID: 32321880, DOI: 10.1253/circj.cj-19-0785.Peer-Reviewed Original Research