Sensitivity and reproducibility of the instantaneous hyperemic flow versus pressure slope index compared to coronary flow reserve for the assessment of stenosis severity

• Robert M. Cleary, Noel B. Moore, Scott F. DeBoe, G.B. John Mancini

• American Heart Journal, July 1993, Elsevier
• DOI: 10.1016/s0002-8703(07)80010-x