TY - GEN AU - Pijls,Nico H J AU - De Bruyne,Bernard TI - Instantaneous Wave-free Ratio versus Fractional Flow Reserve SN - 1533-4406 PY - 2017///1020 KW - Coronary Stenosis KW - Fractional Flow Reserve, Myocardial KW - Humans N1 - Publication Type: Letter; Comment UR - https://doi.org/10.1056/NEJMc1711333 ER -