Figure 1From: Fractional flow reserve or optical coherence tomography guidance to revascularize intermediate coronary stenosis using angioplasty (FORZA) trial: study protocol for a randomized controlled trial Study flow chart. (AS%, percentage of area stenosis; FFR, flow fractional reserve; MLA, minimal lumen area; OCT, optical coherence tomography; PCI, percutaneous coronary intervention; SAQ, Seattle angina questionnaire).Back to article page